Conjugation and declension of "cost" in English

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Declension of the noun cost[kɔst]     

Singular
Plural
Singular
Common case
cost
costs
Possessive case
cost's
costs'
Plural
costs
costs'

Conjugation of the verb cost[kɔst], irregular     

All forms Indicative Conditional Participles Infinitives

Indicative

Present Indefinite

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

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 Indefinite

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

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

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 Indefinite

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

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

Conditional Present

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

Conditional 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

Conditional Perfect

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

Conditional 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

Participles

Present

costing

Past

cost

Infinitives

Infinitives

to cost
to have cost
to be costing
to have been costing
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