Suffixes 1
- 2. Suffixes useful, beautiful ful (adjective) fullof useless, endless less (adjective) without sadly, happily ly makesanadverbfroman adjective ness makesanabstractnounfroman adjective happiness, sadness y makesan adjective from a noun sandy, sunny worker, cooker er, or (noun) person, machine, thing ics (noun, singular) subjectofstudy economics, politics sociology, psychology ology (noun) subjectofstudy