Compound Nouns Ending in SS and Containing M

Browse 69 valid English compound nouns ending in SS and containing M, from Dumbass, Masterclass, Motocross, Headmistress, Openmindedness, Landmass and Smartass to rarer terms. Check definitions and spelling below, or visit our noun grammar guide to check closed, hyphenated, and open compound rules.

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Starts with A
5 words
absentmindedness
airmass
airmiss
admass
astrocompass
Starts with B
4 words
blameworthiness
broadmindedness
bromegrass
bumbass
Starts with C
2 words
concertmistress
clubmoss
Starts with D
2 words
dumbass
demigoddess
Starts with E
2 words
eggmass
evenmindedness
Starts with F
2 words
feeblemindedness
fillmass
Starts with G
6 words
glamourpuss
gyrocompass
groundmass
gentlewomanliness
goodtemperedness
gentlemanlikeness
Starts with H
4 words
headmistress
homesickness
highmindedness
housemistress
Starts with L
4 words
landmass
lemongrass
literalmindedness
lymegrass
Starts with M
11 words
masterclass
motocross
maxidress
microbusiness
meadowgrass
meanspiritedness
muddleheadedness
megagauss
mealymouthedness
matgrass
muttonheadedness
Starts with O
3 words
openmindedness
oakmoss
openmouthedness
Starts with P
2 words
postmistress
plumegrass
Starts with Q
1 words
quartermistress
Starts with S
14 words
smartass
schoolmistress
semigloss
simplemindedness
selfsameness
spikemoss
shamefacedness
schoolmiss
simpleheartedness
stepmotherliness
sanemindedness
steamtightness
soulmass
schoolmasterishness
Starts with T
4 words
timepass
taskmistress
toastmistress
tomfoolishness
Starts with W
3 words
warmheartedness
whoremistress
workmistress

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Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.