Part of speech: Noun
one who estimates officially the worth or value or quality of things
Categories: Evaluator, Judge
Part of speech: Noun
one who determines authenticity (as of works of art) or who guarantees validity
Categories: Critic
Valuator, Appraiser, Authenticator
appraise – A related word in the same word family.
-er – A related word in the same word family.
Children naturally create grammatical rules, showing language is hardwired in human brains.