Impressive rhymes with:
unimpressive, unimpressive, depressive, expressive, oppressive, repressive, unimpressive, aggressive, depressive, expressive, oppressive, progressive, regressive, repressive, unimpressive
unimpressive, unimpressive, depressive, expressive, oppressive, repressive, unimpressive, aggressive, depressive, expressive, oppressive, progressive, regressive, repressive, unimpressive