convenir

to agree, agree on, agree uponirregular-ir verb

Where it breaks the pattern

convenir follows venir: irregular first-person form
convenir follows venir: e → ie when the stem is stressed
convenir follows venir: irregular preterite stem; the 1s and 3s endings are unstressed, so they carry no written accent
convenir follows venir: irregular future stem; the endings themselves are regular
convenir follows venir: conditional shares the irregular future stem
convenir follows venir: present subjunctive is built from the irregular yo form
convenir follows venir: imperfect subjunctive is built from the third-person preterite stem
e → i outside the present, where the stem is unstressed

Indicativo: convenir conjugation

	Presente	Pretérito	Imperfecto	Futuro	Condicional
yo	convengo	convine	convenía	convendré	convendría
tú	convienes	conviniste	convenías	convendrás	convendrías
él / ella / Ud.	conviene	convino	convenía	convendrá	convendría
nosotros	convenimos	convinimos	conveníamos	convendremos	convendríamos
vosotros	convenís	convinisteis	conveníais	convendréis	convendríais
ellos / Uds.	convienen	convinieron	convenían	convendrán	convendrían

Participio: convenido · Gerundio: conviniendo

irregular form

Real sentences with the conjugated form highlighted, from Tatoeba, licensed under CC BY 2.0 FR.

Convinimos en que lo haría yo, ¿no?
We agreed that I would do it, didn't we?
Conviene que te laves las manos antes de comer.
It's better if you wash your hands before you eat.
Convengo con usted en ese punto.
I agree with you on that point.

These verbs are venir with a prefix, and they inherit its irregular forms.