Conjugations of the English verb complain can be found below. Click the translation icon Translation button to translate each conjugation. Improve your vocabulary and boost your learning by taking the above online verb test.
 

Indicative

Present
T
I complain (about)
you complain (about)
she complains (about)
we complain (about)
they complain (about)
Perfect
T
I have complained (about)
you have complained (about)
she has complained (about)
we have complained (about)
they have complained (about)
Past
I complained (about)
you complained (about)
she complained (about)
we complained (about)
they complained (about)
Pluperfect
I had complained (about)
you had complained (about)
she had complained (about)
we had complained (about)
they had complained (about)
Future
I will complain (about)
you will complain (about)
she will complain (about)
we will complain (about)
they will complain (about)
Future perfect
I will have complained (about)
you will have complained (about)
she will have complained (about)
we will have complained (about)
they will have complained (about)

Imperative

Present
complain (about)!
let's complain (about)!
 
 
 

Conditional

Present
I would complain (about)
you would complain (about)
she would complain (about)
we would complain (about)
they would complain (about)
Perfect
I would have complained (about)
you would have complained (about)
she would have complained (about)
we would have complained (about)
they would have complained (about)

Conjunctive

Present
I complain (about)
you complain (about)
she complain (about)
we complain (about)
they complain (about)
Perfect
I have complained (about)
you have complained (about)
she have complained (about)
we have complained (about)
they have complained (about)
Past
 
I complained (about)
you complained (about)
she complained (about)
we complained (about)
they complained (about)
Pluperfect
 
I had complained (about)
you had complained (about)
she had complained (about)
we had complained (about)
they had complained (about)

Participle

Gerund
complaining (about)
Past
complained (about)