Conjugation of to contribute

All tenses of the English verb, with every person.

to contribute
To give something that is or becomes part of a larger whole.
regular verb
Infinitivecontribute
Past simplecontributed
Past participlecontributed
-ing formcontributing
Full conjugation of the English verb to contribute (past simple contributed, past participle contributed): present simple and continuous, past simple and continuous, present perfect, past perfect, future, conditional, subjunctive and imperative, with all persons.

Indicative

Present simple

I contribute
you contribute
he/she/it contributes
we contribute
you contribute
they contribute

Present continuous

I am contributing
you are contributing
he/she/it is contributing
we are contributing
you are contributing
they are contributing

Present perfect

I have contributed
you have contributed
he/she/it has contributed
we have contributed
you have contributed
they have contributed

Present perfect continuous

I have been contributing
you have been contributing
he/she/it has been contributing
we have been contributing
you have been contributing
they have been contributing

Past simple

I contributed
you contributed
he/she/it contributed
we contributed
you contributed
they contributed

Past continuous

I was contributing
you were contributing
he/she/it was contributing
we were contributing
you were contributing
they were contributing

Past perfect

I had contributed
you had contributed
he/she/it had contributed
we had contributed
you had contributed
they had contributed

Past perfect continuous

I had been contributing
you had been contributing
he/she/it had been contributing
we had been contributing
you had been contributing
they had been contributing

Future simple

I will contribute
you will contribute
he/she/it will contribute
we will contribute
you will contribute
they will contribute

Future continuous

I will be contributing
you will be contributing
he/she/it will be contributing
we will be contributing
you will be contributing
they will be contributing

Future perfect

I will have contributed
you will have contributed
he/she/it will have contributed
we will have contributed
you will have contributed
they will have contributed

Future perfect continuous

I will have been contributing
you will have been contributing
he/she/it will have been contributing
we will have been contributing
you will have been contributing
they will have been contributing

Conditional

Present

I would contribute
you would contribute
he/she/it would contribute
we would contribute
you would contribute
they would contribute

Present continuous

I would be contributing
you would be contributing
he/she/it would be contributing
we would be contributing
you would be contributing
they would be contributing

Perfect

I would have contributed
you would have contributed
he/she/it would have contributed
we would have contributed
you would have contributed
they would have contributed

Perfect continuous

I would have been contributing
you would have been contributing
he/she/it would have been contributing
we would have been contributing
you would have been contributing
they would have been contributing

Subjunctive

Present

that I contribute
that you contribute
that he/she/it contribute
that we contribute
that you contribute
that they contribute

Past

if I contributed
if you contributed
if he/she/it contributed
if we contributed
if you contributed
if they contributed

Imperative

Affirmative

you contribute
we let's contribute

Negative

you don't contribute
we let's not contribute

Non-finite forms

Infinitive

to contribute

Perfect infinitive

to have contributed

Present participle / gerund

contributing

Past participle

contributed

Conjugations: Wiktionary (via kaikki.org), adapted, licensed under CC BY-SA 4.0.