Jim is the biggest student in his class and sally is the smallest, but sally is the noisiest of them all.
Suffixes Er And Est. Comparative suffixes (er, est, ier, iest). The meaning is can be done or capable of.
Suffixes Er And Est Youtube from i.ytimg.com
Sugary → sugarier → sugariest. Comfortable (adjective) = capable of comforting the couch. Hot → hotter → hottest;
The element er comes after the base and cannot stand free by itself as a word.
Careful, doubtful, fearful, helpful, grateful, tactful, etc. Sugary → sugarier → sugariest. Often, the suffix causes a spelling change to the original word. The common suffix examples in this list will help you understand new words.