1. One who croaks or grumbles.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• creaker,
• coaker,
• corakam,
• crakr,
• xroaker,
• vroaker,
• froaker,
• droaker,
• ceoaker,
• roaker,
• croakes,
• crooker,
• croaner,
• odovaker,
• crakeer,
• Crakar,
• crouke,
• clokker,
• caroykar,
• choaker

• cruiser,
• Cracraft,
• Craycraft,
• crager,
• crockery,
• crosier,
• croaks,
• cracker,
• criger,
• Croaked,
• rocker,
• crusher,
• creak,
• crackers,
• crasher,
• creger,
• crooker,
• crigger,
• crook,
• creager,
• croak,
• crozier,
• Croker,
• Crocker.

The adjective form of the word "croaker" is "croaky".

The plural of the "croaker" can be the "croakers".

The singular of the "croaker" can be the "croaker".