complain

verbs

express complaints, discontent, displeasure, or unhappiness
"My mother complains all day"; "She has a lot to kick about"
complain, kick, kvetch, plain, quetch, sound off
is derived from
complaint
is derived from
complainer
antonym
cheer
make a formal accusation; bring a formal charge
"The plaintiff's lawyer complained that he defendant had physically abused his client"
complain
is derived from
complaint
is derived from
complaint
is derived from
complainant
is a type of (narrower)
make an accusatory claim
"The defense attorney charged that the jurors were biased"
charge