Essere vs Avere

Choosing the right auxiliary verb for Italian compound tenses

Auxiliary Verbs in Italian

To form compound tenses like Passato Prossimo, Italian uses two auxiliary verbs: avere (to have) or essere (to be). Choosing the correct one is crucial!

Avere (to have)

Most verbs use avere

✓ Most transitive verbs
✓ Verbs with direct objects
✓ No agreement with subject

Ho mangiato la pizza.
(I have eaten the pizza.)

Essere (to be)

Special verbs use essere

✓ Movement verbs
✓ State change verbs
✓ Participle agrees with subject

Sono andato al parco.
(I went to the park.)

When to Use AVERE

1. Transitive Verbs (with direct object)

Most verbs that can take a direct object use avere

• Ho mangiato una mela. (I ate an apple.)

• Abbiamo visto un film. (We saw a movie.)

• Hai letto il libro? (Did you read the book?)

• Hanno comprato una casa. (They bought a house.)

2. Common Verbs That Always Use AVERE

Everyday actions:

• mangiare (to eat)
• bere (to drink)
• dormire (to sleep)
• parlare (to speak)
• studiare (to study)

Mental/perception:

• vedere (to see)
• sentire (to hear/feel)
• pensare (to think)
• credere (to believe)
• sapere (to know)

3. No Agreement with Subject

When using avere, the past participle never changes

• Lui ha mangiato. (He ate.)

• Lei ha mangiato. (She ate.)

• Loro hanno mangiato. (They ate.)

→ "Mangiato" stays the same regardless of subject

When to Use ESSERE

1. Verbs of Movement

Verbs indicating motion from one place to another

• Sono andato a Roma. (I went to Rome.)

• Siamo arrivati tardi. (We arrived late.)

• È partita stamattina. (She left this morning.)

• Sono venuti da Milano. (They came from Milan.)

Common movement verbs:

andare, venire, arrivare, partire, tornare, uscire, entrare, salire, scendere

2. Verbs of State Change

Verbs showing a change in condition or status

• Sono nato nel 1990. (I was born in 1990.)

• È morto l'anno scorso. (He died last year.)

• Sono diventato medico. (I became a doctor.)

• È cresciuta in Italia. (She grew up in Italy.)

Common state change verbs:

nascere, morire, crescere, diventare, invecchiare

3. Reflexive Verbs (always use ESSERE)

All reflexive verbs (-si) use essere

• Mi sono svegliato alle 7. (I woke up at 7.)

• Si è vestita velocemente. (She got dressed quickly.)

• Ci siamo divertiti molto. (We had a lot of fun.)

4. "Essere" and "Stare" (to be, to stay)

• Sono stato a Firenze. (I was/have been to Florence.)

• È rimasta a casa. (She stayed home.)

5. Participle Agreement with Subject (Important!)

When using essere, the past participle MUST agree with the subject in gender and number

• Lui è andato. (He went - masculine singular)

• Lei è andata. (She went - feminine singular)

• Loro (m) sono andati. (They went - masculine plural)

• Loro (f) sono andate. (They went - feminine plural)

Quick Reference Table

Verb Type	AVERE	ESSERE	Examples
Transitive verbs	✓	✗	mangiare, bere, leggere
Movement verbs	✗	✓	andare, venire, partire
State change verbs	✗	✓	nascere, morire, diventare
Reflexive verbs	✗	✓	svegliarsi, vestirsi, lavarsi
Essere/Stare	✗	✓	essere, stare, rimanere

Memory Tricks

🚶 The Movement Rule

If the verb involves going somewhere or arriving somewhere, use essere. Think: "I AM gone" not "I HAVE gone"

🔄 The Reflexive Rule (100% reliable)

If you see -si at the end of the infinitive, it's reflexive → ALWAYS use essere

alzarsi, svegliarsi, vestirsi, lavarsi, divertirsi → ALL use essere

🎯 The Default Rule

When in doubt, try avere first - it's used with most verbs! Only switch to essere if the verb clearly indicates movement, state change, or is reflexive.

👫 The Agreement Reminder

AVERE = no agreement (mangiato never changes)
ESSERE = must agree (andato → andata → andati → andate)

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