The canonical -er model verb — every other regular -er verb (beber, vender, aprender, …) conjugates the same way. See Verb Types.
Present
Subject
Form
yo
como
tú
comes
él/ella/usted
come
nosotros
comemos
vosotros
coméis
ellos/ustedes
comen
Preterite
Subject
Form
yo
comí
tú
comiste
él/ella/usted
comió
nosotros
comimos
vosotros
comisteis
ellos/ustedes
comieron
Imperfect
Subject
Form
yo
comía
tú
comías
él/ella/usted
comía
nosotros
comíamos
vosotros
comíais
ellos/ustedes
comían
Future
Subject
Form
yo
comeré
tú
comerás
él/ella/usted
comerá
nosotros
comeremos
vosotros
comeréis
ellos/ustedes
comerán
Conditional
Subject
Form
yo
comería
tú
comerías
él/ella/usted
comería
nosotros
comeríamos
vosotros
comeríais
ellos/ustedes
comerían
Present perfect
haber (present) + comido
Subject
Form
yo
he comido
tú
has comido
él/ella/usted
ha comido
nosotros
hemos comido
vosotros
habéis comido
ellos/ustedes
han comido
Commands (imperative)
Form
Affirmative
Negative
tú
come
no comas
usted
coma
no coma
vosotros
comed
no comáis
ustedes
coman
no coman
Examples
Spanish
English
Yo como arroz con pollo.
I eat rice with chicken.
¿Tú comes carne o eres vegetariano?
Do you eat meat or are you vegetarian?
Ella comió en un restaurante anoche.
She ate at a restaurant last night.
Nosotros comíamos juntos todos los domingos.
We used to eat together every Sunday.
Vosotros comeréis paella el sábado.
You all will eat paella on Saturday.
Ellos comerían más verdura si les gustara.
They would eat more vegetables if they liked it.
Yo he comido demasiado hoy.
I have eaten too much today.
Come despacio. (tú)
Eat slowly.
No comas entre horas.
Don’t eat between meals.
Usted come en la cocina, ¿verdad?
You eat in the kitchen, right? (formal)
Common mistakes
❌ Yo comer arroz → ✅ Yo como arroz — the infinitive is never used as a conjugated verb
❌ Applying -ar endings to an -er verb (comoas) → ✅ -er verbs take -o, -es, -e, -emos, -éis, -en
❌ Coma used casually with tú → ✅ coma is the usted command; the tú command is come
Summary
Regular -er verb; stem com- + class-2 endings across every tense
Model verb for the entire -er class — same pattern applies to beber, vender, aprender, correr, and more
Irregular-free: no stem changes, no irregular participle (comido), no irregular commands
See also:Verb Types — -ar/-er/-ir classes explained. See also:Present Tense — full present-tense explanation. See also:Conjugation — Present — all classes side by side. See also:hablar · vivir — the other two regular-class model verbs.