1873, "involving the exercise of judgment," from judgment + -al (1). Meaning "inclined to make moral judgments" is attested from 1952. Related: Judgmentally.
I think that she is too judgmental to be a good therapist
a judgmental error
judge
judgement
judger
judgeship
judgment
judgmental
judicable
judication
judicative
judicatory
judicature