faultfinder
/ˈfɑːltˌfaɪndɚ/
noun
plural
faultfinders
plural
faultfinders
Britannica Dictionary definition of FAULTFINDER
[count]
:
a person who criticizes someone or something often in a way that is not fair or reasonable
—
see also find fault at 1find
— faultfinding
/ˈfɑːltˌfaɪndɪŋ/
noun
[noncount]