Overly wise, say

SASSY

["This attitude might come with a sharp or cheeky tone."]

The clue "Overly wise, say" hints at the answer "SASSY" by playing on the idea of someone being too clever or sharp-tongued. "Overly wise" suggests a sarcastic or cheeky attitude, which aligns with the slang meaning of "sassy." The word "say" signals that this is a loose or informal definition rather than a strict one. It’s a playful way to describe someone who’s quick-witted in a bold or impertinent way.