noun. excessive or unnecessary refinement.

What does it mean to be over refined?

1. overrefined - excessively delicate or refined. superfine. refined - (used of persons and their behavior) cultivated and genteel; "she was delicate and refined and unused to hardship"; "refined people with refined taste" Based on WordNet 3.0, Farlex clipart collection.

What does sibilance mean in English?

: having, containing, or producing the sound of or a sound resembling that of the s or the sh in sash a sibilant affricate a sibilant snake. sibilant.