catchy

adjective, catch·i·er, catch·i·est.

1. pleasing and easily remembered: a catchy tune.
2. likely to attract interest or attention: a catchy title for a movie.
3. tricky; deceptive: a catchy question.
4. occurring in snatches; fitful: a catchy wind.

adjective catchier or catchiest

1. (of a tune, etc) pleasant and easily remembered or imitated
2. tricky or deceptivea catchy question
3. irregulara catchy breeze