grum /grum/

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

grumˈly adverb

grumˈness noun

• mechanoreceptor
• mechanoreceptors
• mechatronic
• mechatronics
• Mechitharist
• Mechlin
• Mechlin lace
• MEcon
• meconate
• meconates
• meconic
• meconin
• meconins
• meconium
• meconiums
• meconopses
• meconopsis
• Mecoptera
• med.
• MEd
• Med
• medacca
• medaccas
• medaewart
• medaewarts