grum /grum/

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

grumˈly adverb

grumˈness noun

• mouthbreeder
• mouthbreeders
• mouthbrooder
• -mouthed
• mouthed
• mouther
• mouthers
• mouthfeel
• mouthfeels
• mouth-filling
• mouth-friend
• mouth-friends
• mouthful
• mouthfuls
• mouth harp
• mouth harps
• mouth-honour
• mouth-honours
• mouthier
• mouthiest
• mouthing
• mouthless
• mouth-made
• parchmentizing
• parchment paper