Conjugation of "to function" (function – functioned – functioned) – All Tenses

Infinitivefunction

Past simplefunctioned

Past participlefunctioned

-ing formfunctioning

Full conjugation of the English verb to function (past simple functioned, past participle functioned): present simple and continuous, past simple and continuous, present perfect, past perfect, future, conditional, subjunctive and imperative, with all persons.

Indicative

Present simple

I function

you function

he/she/it functions

we function

you function

they function

Present continuous

I am functioning

you are functioning

he/she/it is functioning

we are functioning

you are functioning

they are functioning

Present perfect

I have functioned

you have functioned

he/she/it has functioned

we have functioned

you have functioned

they have functioned

Present perfect continuous

I have been functioning

you have been functioning

he/she/it has been functioning

we have been functioning

you have been functioning

they have been functioning

Past simple

I functioned

you functioned

he/she/it functioned

we functioned

you functioned

they functioned

Past continuous

I was functioning

you were functioning

he/she/it was functioning

we were functioning

you were functioning

they were functioning

Past perfect

I had functioned

you had functioned

he/she/it had functioned

we had functioned

you had functioned

they had functioned

Past perfect continuous

I had been functioning

you had been functioning

he/she/it had been functioning

we had been functioning

you had been functioning

they had been functioning

Future simple

I will function

you will function

he/she/it will function

we will function

you will function

they will function

Future continuous

I will be functioning

you will be functioning

he/she/it will be functioning

we will be functioning

you will be functioning

they will be functioning

Future perfect

I will have functioned

you will have functioned

he/she/it will have functioned

we will have functioned

you will have functioned

they will have functioned

Future perfect continuous

I will have been functioning

you will have been functioning

he/she/it will have been functioning

we will have been functioning

you will have been functioning

they will have been functioning

Conditional

Present

I would function

you would function

he/she/it would function

we would function

you would function

they would function

Present continuous

I would be functioning

you would be functioning

he/she/it would be functioning

we would be functioning

you would be functioning

they would be functioning

Perfect

I would have functioned

you would have functioned

he/she/it would have functioned

we would have functioned

you would have functioned

they would have functioned

Perfect continuous

I would have been functioning

you would have been functioning

he/she/it would have been functioning

we would have been functioning

you would have been functioning

they would have been functioning

Subjunctive

Present

that I function

that you function

that he/she/it function

that we function

that you function

that they function

Past

if I functioned

if you functioned

if he/she/it functioned

if we functioned

if you functioned

if they functioned

Imperative

Affirmative

you function

we let's function

Negative

you don't function

we let's not function

Non-finite forms

Infinitive

to function

Perfect infinitive

to have functioned

Present participle / gerund

functioning

Past participle

functioned

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