Countable Nouns Ending in M and Containing OM

Browse 295 valid English countable nouns ending in M and containing OM, from Room, Mom, Bottom, Freedom, Bedroom, Random and Bathroom to rarer terms. Check definitions and spelling below, or visit our noun grammar guide to review singular and plural count rules.

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Starts with A
17 words
atom
axiom
anthropomorphism
antivenom
anteroom
angstrom
automatism
automorphism
abomasum
archdukedom
adatom
antiatom
anomalism
amomum
antianthropomorphism
acarodomatium
acaridomatium
Starts with B
24 words
bottom
bedroom
bathroom
boom
bloom
blossom
broom
bosom
ballroom
boardroom
bridegroom
breakroom
backroom
barroom
besom
broadloom
boxroom
bazoom
birthdom
bullom
breadroom
bishopdom
beeblossom
bromatium
Starts with C
24 words
classroom
custom
courtroom
condom
condominium
chatroom
commercialism
compendium
cloakroom
cardamom
carom
cleanroom
clubroom
cardroom
chiefdom
capcom
coatroom
checkroom
czardom
chromatogram
coelom
choom
chartroom
coffeeroom
Starts with D
14 words
doom
dotcom
darkroom
dom
dukedom
diatom
dayroom
diffeomorphism
domatium
dichromism
dockominium
dogedom
doornboom
disselboom
Starts with E
11 words
endometrium
earldom
eprom
encomium
endomysium
electromyogram
endomorphism
endomesoderm
ecomuseum
exocoelom
entomosporium
Starts with F
7 words
freedom
fathom
fandom
fiefdom
fireroom
fideicommissum
foreboom
Starts with G
7 words
groom
glom
greenroom
grillroom
gunroom
guardroom
grannom
Starts with H
12 words
heirloom
homeroom
homonym
homomorphism
handloom
hansom
homeomorphism
heteroatom
heirdom
halidom
homeotherm
heteromorphism
Starts with I
4 words
idiom
intercom
isomorphism
isomerism
Starts with J
2 words
jarldom
jibboom
Starts with K
5 words
kingdom
kratom
kaboom
kaiserdom
keurboom
Starts with L
5 words
loom
lunchroom
liegedom
leechdom
lomentum
Starts with M
15 words
mom
mushroom
momentum
martyrdom
maelstrom
mailroom
mudroom
myometrium
monomorphism
minicom
madtom
mesomorphism
mainboom
micrometeorogram
mycodomatium
Starts with N
4 words
newsroom
nom
noncom
nomogram
Starts with O
7 words
om
omnium
omentum
oom
omasum
ommatidium
ommateum
Starts with P
23 words
prom
phantom
playroom
pom
phenom
pogrom
pompom
pressroom
poppadom
poolroom
postroom
princedom
pomatum
popedom
proofroom
pomerium
prostomium
pseudocoelom
pseudomorphism
pashadom
promycelium
pachadom
polypidom
Starts with Q
1 words
queendom
Starts with R
8 words
room
random
restroom
ransom
rom
romanticism
romcom
rhabdom
Starts with S
24 words
symptom
stepmom
showroom
sitcom
storeroom
sodom
shalom
stateroom
sunroom
slalom
shroom
schoolroom
stockroom
staffroom
sickroom
supermom
som
strongroom
sheikdom
salesroom
saleroom
skeuomorphism
sheikhdom
subkingdom
Starts with T
14 words
tom
telecom
tearoom
taproom
transom
thromboembolism
toolroom
tsardom
tomogram
toom
thanedom
tomentum
tomium
tridominium
Starts with U
4 words
unfreedom
unicom
unwisdom
underkingdom
Starts with V
5 words
venom
vroom
vomitorium
vagrom
vallidom
Starts with W
9 words
wisdom
washroom
workroom
whoredom
wardroom
wareroom
waboom
witgatboom
wagenboom
Starts with X
2 words
xeromyrum
xylomelum
Starts with Y
1 words
yom
Starts with Z
3 words
zoom
zoomorphism
zygomaticum

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