Conjugation of to cost

All tenses of the English verb, with every person.

to cost
To incur a charge of; to require payment of a (specified) price.
regular & irregular
Infinitivecost
Past simplecost / costed
Past participlecost / costed
-ing formcosting
Full conjugation of the English verb to cost (past simple cost / costed, past participle cost / costed): present simple and continuous, past simple and continuous, present perfect, past perfect, future, conditional, subjunctive and imperative, with all persons.

Indicative

Present simple

I cost
you cost
he/she/it costs
we cost
you cost
they cost

Present continuous

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

Present perfect

I have cost / costed
you have cost / costed
he/she/it has cost / costed
we have cost / costed
you have cost / costed
they have cost / costed

Present perfect continuous

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

Past simple

I cost / costed
you cost / costed
he/she/it cost / costed
we cost / costed
you cost / costed
they cost / costed

Past continuous

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

Past perfect

I had cost / costed
you had cost / costed
he/she/it had cost / costed
we had cost / costed
you had cost / costed
they had cost / costed

Past perfect continuous

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

Future simple

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

Future continuous

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

Future perfect

I will have cost / costed
you will have cost / costed
he/she/it will have cost / costed
we will have cost / costed
you will have cost / costed
they will have cost / costed

Future perfect continuous

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

Conditional

Present

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

Present continuous

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

Perfect

I would have cost / costed
you would have cost / costed
he/she/it would have cost / costed
we would have cost / costed
you would have cost / costed
they would have cost / costed

Perfect continuous

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

Subjunctive

Present

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

Past

if I cost / costed
if you cost / costed
if he/she/it cost / costed
if we cost / costed
if you cost / costed
if they cost / costed

Imperative

Affirmative

you cost
we let's cost

Negative

you don't cost
we let's not cost

Non-finite forms

Infinitive

to cost

Perfect infinitive

to have cost / costed

Present participle / gerund

costing

Past participle

cost / costed

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