adj. wit·ti·er,
wit·ti·est 1. Demonstrating wit in expression, especially in speech or writing; clever and humorous: a witty commentator on the political scene.
2. Characterized by or having the nature of wit; funny or jocular: a witty saying.
3. Entertainingly and strikingly clever or original in concept, design, or performance: a witty sculpture; witty choreography.