Past participle of cost

Past participle

cost

costed

[kɒst]
[kɒstd]

You are look at the page for irregular verb cost

Participle of the irregular verb [cost]

The past participle is one of the most important parts of English grammar. It’s used to express perfect tenses and to form the passive voice. It’s also a useful tool for writing sentences that describe actions that started in the past and are still happening today. The past participles of irregular verbs don’t follow a specific pattern and can have numerous endings.

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Present participle

costing

Infinitive

cost

Other verbs conjugation cost

Present "cost"	I	cost
Present Continuous "cost"	I	am costing
Simple past "cost"	I	cost
Past Continuous "cost"	I	was costing
Present perfect "cost"	I	have cost
Present perfect continuous "cost"	I	have been costing
Past perfect "cost"	I	had cost
Past perfect continuous "cost"	I	had been costing
Future "cost"	I	will cost
Future continuous "cost"	I	will be costing
Future perfect "cost"	I	will have cost
Future perfect continuous "cost"	I	will have been costing