grum /grum/

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

• Cyrenaic
• Cyrillic
• cyst
• cystectomies
• cystectomy
• cysteine
• cysteines
• cystic
• cysticerci
• cysticercoses
• cysticercosis
• cysticercus
• cystic fibrosis
• cystid
• cystidean
• cystideans
• cystids
• cystiform
• cystine
• cystines
• cystinoses
• cystinosis
• cystinuria
• cystinurias
• cystitis