grum /grum/

1. Morose
2. Surly
3. (of a sound) deep in the throat (obsolete)

grumˈly adverb

• catastrophisms
• catastrophist
• catastrophists
• catatonia
• catatonias
• catatonic
• catatony
• catawba
• catawbas
• Catayan
• catbird
• catbirds
• catboat
• catboats
• cat-burglar
• cat-burglars
• catcall
• catcalled
• catcalling
• catcalls
• catch
• Catch-22
• catchable
• catch a crab
• catch-all