constructive
criticism
The author thanks his colleagues for their help, encouragement, and constructive criticism.
We welcome all constructive criticism.
When people do not feel valued, they become intolerant of one another and reject even constructive criticism.
SMART Vocabulary: related words and phrases
Disapproving & criticizing
anathematize
animadversion
aspersion
aw
backbite
barrel
bash
belabour
boo
disapprobation
excoriate
knocker
let someone have both barrelsidiom
low blow
mordacious
mordancy
nitpicker
pile
slam
union-basher