big-bigger-the biggest: I ate the biggest piece of cake.
clever-more clever/cleverer-the most clever/thecleverest Ann is cleverer than Dan
good-better-the best: He is the best worker in our office.
pleasant-more pleasant-the most pleasant: A pleasant female voice came over the phone.
poor-poorer-the poorest: She has the poorest vocabulary
bad-worse-the worst: This book worse than that
funny-funnier-funniest: It was the funniest show I ever see
important-more important-the most important: I think that geometry is more important than algebra
sunny-sunnier-sunniest: Yuma is the sunniest city in the world
wise-wiser-the wisest A wise person knows when to improvise