grum /grum/

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

grumˈly adverb

grumˈness noun

• glass fibres
• glassful
• glassfuls
• glass-gall
• glass-gazing
• glass-grinding
• glass harmonica
• glass harmonicas
• glasshouse
• glasshouses
• glassier
• glassiest
• glassified
• glassifies
• glassify
• glassifying
• glassily
• glassine
• glassines
• glassiness
• glassinesses
• glassing
• Glassite
• glass jaw
• glasslike