grum /grum/

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

grumˈly adverb

• luteinising
• luteinization
• luteinizations
• luteinize
• luteinized
• luteinizes
• luteinizing
• luteinizing hormone
• luteinizing hormones
• luteins
• lutenist
• lutenists
• luteolin
• luteolins
• luteolous
• luteotrophic hormone
• luteous
• luter
• luters
• lutes
• lutescent
• lutestring
• lutestrings
• Lutetian
• lutetium