FAQs About the word sourpuss

Sour puss

someone with a habitually sullen or gloomy expression

bear,whinger,Crab,crank,curmudgeon,Croaker,gripper,grouch,whinger,growler

optimist,Pollyanna,Happy camper

sourness => tartness, sourly => sourly, sourish => sourish, souring => souring, sour-gum family => Holly family,