Especializar Present Tense in Spanish

especializar means "to specialise" in English, and the present tense is the form you use when you talk about what happens regularly, what is generally true, and what is happening now. This page gives you the full present-tense table for especializar, explains how the tense is formed for this verb, shows when to use it, contrasts it with the closest tense, and finishes with examples, the mistakes learners actually make, a quiz and answers to the most common questions. A natural example is: Cada día, yo especializo su empresa en vinos. — "Every day, I specialise his company in wines." Once you can say that sentence confidently, try changing the person and the complement using the table below.

The present tense of especializar: full table

Every person of especializar in the present tense. The gerund is especializando and the past participle is especializado.

Person Form
yo especializo
tú especializas
él/ella/Ud. especializa
nosotros/as especializamos
vosotros/as especializáis
ellos/ellas/Uds. especializan

The gerund of especializar is especializando and the past participle is especializado. The gerund is used for the progressive (estoy especializando), and the participle is used with haber in all perfect tenses (he especializado).

How the present tense of especializar is formed

The present tense of especializar is built from the stem especializ- plus the regular -ar endings: -o, -as, -a, -amos, -áis, -an. Take the infinitive, remove the -ar ending, and add the ending that matches the person: yo especializo, tú especializas, él especializa, nosotros especializamos, vosotros especializáis and ellos especializan. Once you know the pattern for one regular -ar verb, you can apply it to hundreds of others.

Person Ending Form
yo -o especializo
tú -as especializas
él/ella/Ud. -a especializa
nosotros/as -amos especializamos
vosotros/as -áis especializáis
ellos/ellas/Uds. -an especializan

Watch the spelling: the z becomes c before e, so the yo preterite is especialicé and the subjunctive forms start with c, for example especialice.

Two more forms belong with this tense. The gerund is especializando, used for the progressive with estar: estoy especializando. The past participle is especializado, used with haber in all perfect tenses: he especializado. Both forms appear constantly, so they are worth memorising on their own.

When to use the present tense with especializar

1. Routines and habits

The present tense describes what happens regularly. For example: Cada día, yo especializo su empresa en vinos. — "Every day, I specialise his company in wines." The complement in this sentence is about his company in wines, which is exactly the kind of situation where you will hear especializar in the present tense.

2. Things happening now

The present tense describes what is happening at this moment. For example: Ahora, tú especializas la clínica en niños. — "Now, you specialise the clinic in children." The complement in this sentence is about the clinic in children, which is exactly the kind of situation where you will hear especializar in the present tense.

3. General truths

The present tense states facts that are generally true, not tied to one moment. For example: Normalmente, él especializa el taller en coches antiguos. — "Normally, he/she specialises the workshop in old cars." The complement in this sentence is about the workshop in old cars, which is exactly the kind of situation where you will hear especializar in the present tense.

4. Plans and the near future

The present tense is also used for plans that are already fixed, especially with a time expression. Spanish speakers often say the present where English would use a future: the plan is so certain that it feels like a fact. For example: Mañana, nosotros especializamos su estudio en derecho. — "Tomorrow, we specialise his studies in law." The complement in this sentence is about his studies in law, which is exactly the kind of situation where you will hear especializar in the present tense.

5. Frequent actions

With words such as siempre, a menudo and todos los días, the present tense shows how often something happens. For example: Siempre, ellos especializan su empresa en vinos. — "Always, they specialise his company in wines." The complement in this sentence is about his company in wines, which is exactly the kind of situation where you will hear especializar in the present tense.

Present vs preterite: especializar

The closest tense to the present is the preterite, and learners mix them up constantly. The rule is simple: the present describes habits, routines and general truths, while the preterite describes one action that started and finished in the past. The three pairs below show the difference with especializar.

Pair 1

  • Present (habit): Cada día, yo especializo su empresa en vinos. — "Every day, I specialise his company in wines."
  • Preterite (one finished action): Ayer, yo especialicé su empresa en vinos. — "Yesterday, I specialised his company in wines."

The first sentence describes something that happens regularly. The second describes something that happened once, yesterday, and is now finished. If you can add cada día, use the present; if you can add ayer, use the preterite.

Pair 2

  • Present (habit): Cada día, tú especializas la clínica en niños. — "Every day, you specialise the clinic in children."
  • Preterite (one finished action): Ayer, tú especializaste la clínica en niños. — "Yesterday, you specialised the clinic in children."

The first sentence describes something that happens regularly. The second describes something that happened once, yesterday, and is now finished. If you can add cada día, use the present; if you can add ayer, use the preterite.

Pair 3

  • Present (habit): Cada día, él especializa el taller en coches antiguos. — "Every day, he/she specialises the workshop in old cars."
  • Preterite (one finished action): Ayer, él especializó el taller en coches antiguos. — "Yesterday, he/she specialised the workshop in old cars."

The first sentence describes something that happens regularly. The second describes something that happened once, yesterday, and is now finished. If you can add cada día, use the present; if you can add ayer, use the preterite.

Examples: especializar in the present tense

These eight sentences show especializar in the present tense with a different person each time. Read them aloud, then try changing the person and the complement to make your own versions.

  1. Yo especializo su empresa en vinos. — "I specialise his company in wines."
  2. Tú especializas la clínica en niños. — "you specialise the clinic in children."
  3. Él especializa el taller en coches antiguos. — "he/she specialises the workshop in old cars."
  4. Nosotros especializamos su estudio en derecho. — "we specialise his studies in law."
  5. Vosotros especializáis su empresa en vinos. — "you (plural) specialise his company in wines."
  6. Ellos especializan la clínica en niños. — "they specialise the clinic in children."
  7. Yo especializo el taller en coches antiguos. — "I specialise the workshop in old cars."
  8. Tú especializas su estudio en derecho. — "you specialise his studies in law."

Common mistakes with especializar in the present tense

Mistake 1: Dropping the accent on the vosotros form

  • Wrong: Vosotros especializais su empresa en vinos.
  • Right: Vosotros especializáis su empresa en vinos.
  • Why: The vosotros form especializáis carries a written accent. Without it the word is misspelled.

Mistake 2: Adding a reflexive pronoun that does not belong

  • Wrong: Yo me especializo su empresa en vinos.
  • Right: Yo especializo su empresa en vinos.
  • Why: especializar is not reflexive, so there is no pronoun to add. The extra pronoun changes the meaning of the sentence.

Mistake 3: Using the present tense for yesterday

  • Wrong: Ayer, yo especializo la clínica en niños.
  • Right: Ayer, yo especialicé la clínica en niños.
  • Why: Ayer means yesterday, so the action is finished and needs the preterite: Ayer, yo especialicé la clínica en niños. — "Yesterday, I specialised the clinic in children." The present tense is for habits and routines, not for yesterday.

Mistake 4: Using the present tense for a past habit

  • Wrong: Antes, yo especializo el taller en coches antiguos.
  • Right: Antes, yo especializaba el taller en coches antiguos.
  • Why: Antes means before, in the past, so a past habit needs the imperfect: Antes, yo especializaba el taller en coches antiguos. — "In the past, I used to specialise the workshop in old cars." The present tense describes what happens now, not what used to happen.

Mistake 5: Using the él form for nosotros

  • Wrong: Nosotros especializa su empresa en vinos.
  • Right: Nosotros especializamos su empresa en vinos.
  • Why: The person and the ending must match: nosotros takes especializamos, while especializa belongs to él and ella. Check the person first, then choose the form.

Quiz: the present tense of especializar

Test yourself with eight questions on the present tense of especializar. The answers are explained, so read them even when you get a question right.

1. What is the yo form of especializar in the present tense?

  • (a) especializamos
  • (b) especializo
  • (c) especializas
  • (d) especializa

Answer: (b) especializo. The yo form is especializo. The other options are other persons, so check the person before you answer.

2. What is the tú form of especializar in the present tense?

  • (a) especializas
  • (b) especializo
  • (c) especializa
  • (d) especializamos

Answer: (a) especializas. The tú form is especializas. The other options are other persons, so check the person before you answer.

3. What is the él/ella form of especializar in the present tense?

  • (a) especializo
  • (b) especializas
  • (c) especializamos
  • (d) especializa

Answer: (d) especializa. The él/ella form is especializa. The other options are other persons, so check the person before you answer.

4. What is the nosotros form of especializar in the present tense?

  • (a) especializas
  • (b) especializa
  • (c) especializamos
  • (d) especializo

Answer: (c) especializamos. The nosotros form is especializamos. The other options are other persons, so check the person before you answer.

5. What is the ellos/ellas form of especializar in the present tense?

  • (a) especializa
  • (b) especializan
  • (c) especializo
  • (d) especializas

Answer: (b) especializan. The ellos/ellas form is especializan. The other options are other persons, so check the person before you answer.

6. Complete the sentence: Cada día, yo ___ su empresa en vinos.

  • (a) especializo
  • (b) especializas
  • (c) especializa
  • (d) especializamos

Answer: (a) especializo. The sentence needs the yo form especializo (Every day, I specialise his company in wines.)

7. What is the gerund of especializar?

  • (a) especializando
  • (b) especializado
  • (c) especializo
  • (d) especializar

Answer: (a) especializando. The gerund is especializando, used for the progressive: estoy especializando.

8. Which sentence describes a habit, something you do regularly?

  • (a) Antes, yo especializaba la clínica en niños.
  • (b) Ayer, yo especialicé la clínica en niños.
  • (c) Mañana, yo especializaré la clínica en niños.
  • (d) Cada día, yo especializo la clínica en niños.

Answer: (d) Cada día, yo especializo la clínica en niños.. Cada día, yo especializo la clínica en niños. (Every day, I specialise the clinic in children.) describes a habit, so it uses the present tense. Ayer, yo especialicé la clínica en niños. is a single completed action, and Mañana, yo especializaré la clínica en niños. is in the future.

Frequently asked questions about the present tense of especializar

Is especializar regular in the present tense?

Almost. especializar is a spelling-changing (z → c before e) -ar verb, so its endings are regular, but watch the spelling: Watch the spelling: the z becomes c before e, so the yo preterite is especialicé and the subjunctive forms start with c, for example especialice.

What is the difference between especializar and especializarse?

especializar means "to specialise", while especializarse means "to specialise in". The reflexive form is used when the action comes back to the subject, and the plain form is used when the action is done to someone or something else.

When do I use the present tense instead of the preterite with especializar?

Use the present for habits and routines: Cada día, yo especializo la clínica en niños. — "Every day, I specialise the clinic in children." Use the preterite for one finished action: Ayer, yo especialicé la clínica en niños. — "Yesterday, I specialised the clinic in children." If the action happens regularly, choose the present; if it happened once and is finished, choose the preterite.

Can I use the present tense for the future with especializar?

Yes, when the plan is already fixed. Mañana, nosotros especializamos su estudio en derecho. — "Tomorrow, we specialise his studies in law." Spanish often uses the present for a plan that feels certain, where English would use the future. Add a time word such as mañana so the listener knows you mean the future.

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