critic

The word carries a dual personality depending on the professional context. In the arts, it suggests an expert authority whose role is analytical and evaluative; here, being a "critic" is a vocation based on taste and scholarship.

In social or political contexts, it shifts toward a more oppositional tone. It describes someone who identifies faults or expresses disapproval. While a professional critic analyzes, a general critic often attacks or disputes.

Unlike a "hater," which implies irrational dislike, a critic is generally expected to provide reasons or arguments for their judgment, whether those judgments are constructive or scathing.