English Verbs Starting with C

Irregular verb forms

Verb Simple Past Past Participle
to complete completed completed
to complicate complicated complicated
to compliment complimented complimented
to comply complied complied
to compose composed composed
to compound compounded compounded
to comprehend comprehended comprehended
to compress compressed compressed
to compromise compromised compromised
to compromise compromised compromised
to compute computed computed
to computerize computerized computerized
to concatenate concatenated concatenated
to conceal concealed concealed
to concede conceded conceded
to conceive conceived conceived
to concentrate concentrated concentrated
to conceptualise conceptualised conceptualised
to conceptualise conceptualised conceptualised
to concern concerned concerned
to conciliate conciliated conciliated
to conclude concluded concluded
to condemn condemned condemned
to condense condensed condensed
to condescend condescended condescended
to condition conditioned conditioned
to condole condoled condoled
to conduce conduced conduced
to conduct conducted conducted
to confer conferred conferred
to confess confessed confessed
to confide confided confided
to configure configured configured
to confine confined confined
to confirm confirmed confirmed
to confiscate confiscated confiscated
to conform conformed conformed
to confound confounded confounded
to confront confronted confronted
to confuse confused confused
to congeal congealed congealed
to congest congested congested
to conglomerate conglomerated conglomerated
to conglutinate conglutinated conglutinated
to congratulate congratulated congratulated
to conjecture conjectured conjectured
to conjugate conjugated conjugated
to conjure conjured conjured
to connect connected connected
to connote connoted connoted
to conquer conquered conquered
to consecrate consecrated consecrated
to conserve conserved conserved
to consider considered considered
to consist consisted consisted
to console consoled consoled
to consolidate consolidated consolidated
to conspire conspired conspired
to constipate constipated constipated
to constitute constituted constituted
to constitutionalise constitutionalised constitutionalised
to constitutionalise constitutionalised constitutionalised
to constrain constrained constrained
to construct constructed constructed
to consult consulted consulted
to consume consumed consumed
to consume consumed consumed
to contact contacted contacted
to contain contained contained
to contaminate contaminated contaminated
to contemplate contemplated contemplated
to contend contended contended
to contest contested contested
to continue continued continued
to contort contorted contorted
to contract contracted contracted
to contradict contradicted contradicted
to contrast contrasted contrasted
to contravene contravened contravened
to contribute contributed contributed
to contrive contrived contrived
to control controlled controlled
to convalesce convalesced convalesced
to convene convened convened
to converge converged converged
to converse conversed conversed
to convert converted converted
to convey conveyed conveyed
to convict convicted convicted
to convince convinced convinced
to convulse convulsed convulsed
to coo cooed cooed
to cook cooked cooked
to cool cooled cooled
to coop cooped cooped
to cooperate cooperated cooperated
to coordinate coordinated coordinated
to copperplate copperplated copperplated
to copulate copulated copulated
to copy copied copied