faultfinder

As a noun faultfinder

is a person who finds fault.

As a verb criticize is

to find fault (with something.

Faultfinder is a related term of rebel.

As nouns the difference between faultfinder and rebel

is that faultfinder is a person who finds fault while rebel is a confederate soldier.

As a noun faultfinder is

a person who finds fault.

Faultfinder is a related term of grouch.

As nouns the difference between faultfinder and grouch

is that faultfinder is a person who finds fault while grouch is a complaint, a grumble, a fit of ill-humor.

As a verb grouch is

to be grumpy or irritable; to complain.

Faultfinder is a related term of repiner.

As nouns the difference between faultfinder and repiner

is that faultfinder is a person who finds fault while repiner is one who repines.

Faultfinder is a related term of insurgent.

As nouns the difference between faultfinder and insurgent

is that faultfinder is a person who finds fault while insurgent is one of several people who take up arms against the local state authority; a participant in insurgency.

As an adjective insurgent is

rebellious, opposing authority.

Malcontent is a synonym of faultfinder.

As nouns the difference between malcontent and faultfinder

is that malcontent is a person who is not satisfied with current conditions; a discontented person while faultfinder is a person who finds fault.

As an adjective malcontent

is dissatisfied with current conditions; discontented.

Faultfinder is a related term of grumbler.

As nouns the difference between faultfinder and grumbler

is that faultfinder is a person who finds fault while grumbler is a person who persistently grumbles; a complainer.

Complainer is a related term of faultfinder.

As nouns the difference between complainer and faultfinder

is that complainer is one who complains, or is known for their complaints while faultfinder is a person who finds fault.

Faultfinder is a related term of growler.

As nouns the difference between faultfinder and growler

is that faultfinder is a person who finds fault while growler is a person, creature or thing that growls.