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10-letter words with M as the 9th letter

A curated list of 10-letter words tailored to this exact pattern. Use this when M is fixed in the 9th slot; rotate high-frequency consonants elsewhere to prune fast. For example: absurdisms, academisms, aerenchyma.

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390 words

Word	Length	Syllables
absurdisms	10	3
academisms	10	4
aerenchyma	10	4
aerogramme	10	3
airstreams	10	2
algorithms	10	3
aluminiums	10	4
americiums	10	4
amoralisms	10	4
anabolisms	10	4
anarchisms	10	3
angiograms	10	3
angleworms	10	3
anglicisms	10	3
animalisms	10	4
anthuriums	10	3
antiasthma	10	3
antiserums	10	4
arboretums	10	4
arrowworms	10	3
asphaltums	10	3
athenaeums	10	3
atonalisms	10	4
audiograms	10	3
autoecisms	10	3
barbarisms	10	3
barnstorms	10	2
beforetime	10	4
berkeliums	10	3
berylliums	10	3
biblicisms	10	3
biologisms	10	3
biorhythms	10	2
blindworms	10	2
blithesome	10	3
bloodworms	10	2
boardrooms	10	2
borborygmi	10	4
bothersome	10	3
botulinums	10	4
broadlooms	10	2
brummagems	10	3
bubblegums	10	3
bunglesome	10	3
burdensome	10	3
cablegrams	10	3
caciquisms	10	3
cairngorms	10	2
callithump	10	3
careerisms	10	3
castoreums	10	3
cataclysms	10	3
cataplasms	10	3
catechisms	10	3
centigrams	10	3
centrosome	10	3
checkrooms	10	2
cheongsams	10	2
chernozems	10	3
chimerisms	10	3
chromonema	10	4
chromosome	10	3
cladograms	10	3
classrooms	10	2
cloakrooms	10	2
cofferdams	10	3
colchicums	10	3
collegiums	10	3
colluviums	10	3
collyriums	10	3
colosseums	10	3
colostrums	10	3
columbiums	10	3
communisms	10	3
continuums	10	3
conundrums	10	3
courtrooms	10	2
craniotomy	10	4
cretinisms	10	3
criteriums	10	3
criticisms	10	3
crossbeams	10	2
cruciforms	10	3
cryptogams	10	3
cryptonyms	10	3
cuddlesome	10	3
cumbersome	10	3
cuneiforms	10	3
cyclostome	10	3
cymbidiums	10	3
cytochrome	10	3
cytoplasms	10	3
decenniums	10	3
defeatisms	10	3
deprograms	10	3
despotisms	10	3
deuteriums	10	3
diabolisms	10	3
diaphragms	10	2
diazoniums	10	3
dichroisms	10	2
dicrotisms	10	3
dictyosome	10	3
dinnertime	10	3
disaffirms	10	3
diseconomy	10	5
disesteems	10	3
dogmatisms	10	3
doronicums	10	4
earthworms	10	2
ecosystems	10	4
ectoplasms	10	3
ectotherms	10	3
ecumenisms	10	4
effluviums	10	3
elbowrooms	10	3
endoenzyme	10	3
endoplasms	10	3
endosperms	10	3
endotherms	10	3
endothermy	10	4
epicenisms	10	4
epicurisms	10	4
epigonisms	10	4
epiphragms	10	3
episiotomy	10	5
equisetums	10	4
eremitisms	10	4
eroticisms	10	4
erythrisms	10	3
eunuchisms	10	3
euphemisms	10	3
euphoniums	10	3
exoticisms	10	4
expertisms	10	3
extremisms	10	3
fetichisms	10	3
fetishisms	10	3
feudalisms	10	3
firestorms	10	3
flagellums	10	3
flavorsome	10	3
formalisms	10	3
fortissimi	10	4
fortissimo	10	4
frolicsome	10	3
gallicisms	10	3
galvanisms	10	3
gastronome	10	3
gastronomy	10	4
gelsemiums	10	3
germaniums	10	3
gigantisms	10	3
globalisms	10	3
greenrooms	10	2
grillrooms	10	2
guardrooms	10	2
gymnasiums	10	3
hailstorms	10	2
harmoniums	10	3
heartworms	10	2
hectograms	10	3
hemangioma	10	4
herbariums	10	3
hermetisms	10	3
hermitisms	10	3
heroinisms	10	3
heterogamy	10	5
heteronomy	10	5
heteronyms	10	4
hippiedoms	10	3
hippodrome	10	3
hirsutisms	10	3
hispanisms	10	3
histograms	10	3
holoenzyme	10	3
hoodooisms	10	2
houserooms	10	3
hybridisms	10	3
hydroniums	10	3
hylozoisms	10	3
hypnotisms	10	3
imposthume	10	3
indecorums	10	4
isomerisms	10	4
jesuitisms	10	3
jointworms	10	2
kaiserdoms	10	3
kaiserisms	10	3
keratotomy	10	5
kinetosome	10	4
lanthanums	10	3
laparotomy	10	5
lathyrisms	10	3
lentissimo	10	4
logarithms	10	3
lumpectomy	10	4
lunchrooms	10	2
macrocosms	10	3
maelstroms	10	2
magnesiums	10	3
magnetisms	10	3
mammograms	10	3
mammonisms	10	3
mannerisms	10	3
manubriums	10	3
martyrdoms	10	3
masochisms	10	3
mastectomy	10	4
mausoleums	10	3
mechanisms	10	3
meddlesome	10	3
melanosome	10	4
meliorisms	10	3
meningioma	10	4
menstruums	10	2
mentalisms	10	3
mesenchyme	10	3
mesmerisms	10	3
metaxylems	10	4
methodisms	10	3
mettlesome	10	3
microbeams	10	3
microcosms	10	3
microfilms	10	3
microforms	10	3
micrograms	10	3
midstreams	10	2
milligrams	10	3
misesteems	10	3
misinforms	10	3
misoneisms	10	3
modernisms	10	3
monachisms	10	3
mongolisms	10	3
monochrome	10	3
monoecisms	10	3
mosaicisms	10	3
mridangams	10	3
mullahisms	10	3
mutualisms	10	3
mycoplasma	10	4
mysticisms	10	3
neodymiums	10	3
neologisms	10	3
neptuniums	10	3
nettlesome	10	3
neurilemma	10	4
nonsystems	10	3
nucleosome	10	3
occultisms	10	3
operculums	10	4
ostracisms	10	3
ovariotomy	10	5
overclaims	10	3
overwhelms	10	3
pachyderms	10	3
palindrome	10	3
palladiums	10	3
pantheisms	10	2
paramylums	10	4
parenchyma	10	4
passivisms	10	3
pauperisms	10	3
pentagrams	10	3
peroxisome	10	4
pessimisms	10	3
petroleums	10	3
phlebotomy	10	4
phonograms	10	3
photograms	10	3
pianissimi	10	4
pianissimo	10	4
pictograms	10	3
piroplasma	10	4
piroplasms	10	3
plasmogamy	10	4
pluralisms	10	3
plutoniums	10	3
poeticisms	10	3
polychrome	10	3
polychromy	10	4
polygonums	10	4
potassiums	10	3
practicums	10	3
presidiums	10	3
pressrooms	10	2
princedoms	10	3
privatisms	10	3
proofrooms	10	2
protoderms	10	3
protostome	10	3
pseudonyms	10	3
pterygiums	10	3
puerilisms	10	3
pyrethrums	10	3
quitclaims	10	2
quixotisms	10	3
rabbinisms	10	3
racialisms	10	3
radiograms	10	3
rainstorms	10	2
rebaptisms	10	3
reconfirms	10	3
reformisms	10	3
reprograms	10	3
ritualisms	10	3
rostellums	10	3
roundworms	10	2
rutheniums	10	3
salesrooms	10	3
sandstorms	10	2
sarcolemma	10	4
sargassums	10	3
saturnisms	10	3
scalograms	10	3
schooltime	10	2
scientisms	10	2
screwworms	10	2
sensoriums	10	3
serialisms	10	3
shamanisms	10	3
sheikhdoms	10	2
snowstorms	10	2
socialisms	10	3
sociograms	10	3
solipsisms	10	3
sovietisms	10	3
spiritisms	10	3
springtime	10	2
staterooms	10	3
stillrooms	10	2
stockrooms	10	2
stomodeums	10	3
storerooms	10	3
stratagems	10	3
streetlamp	10	2
strontiums	10	2
subeconomy	10	5
subsystems	10	3
sugarplums	10	3
sulfoniums	10	3
summertime	10	3
superfarms	10	3
superfirms	10	3
suppertime	10	3
syllogisms	10	3
symbolisms	10	3
symposiums	10	3
synergisms	10	3
talmudisms	10	3
tarantisms	10	3
tectonisms	10	3
telluriums	10	3
tenaculums	10	4
tenebrisms	10	3
terraforms	10	3
terrariums	10	3
terrorisms	10	3
thralldoms	10	2
thymectomy	10	4
toxoplasma	10	4
transforms	10	2
tribalisms	10	3
trichotomy	10	4
trienniums	10	2
trifoliums	10	3
tritheisms	10	2
ultimatums	10	4
underbrims	10	3
unfreedoms	10	3
unhandsome	10	3
uropygiums	10	4
vampirisms	10	3
vandalisms	10	3
vasospasms	10	3
verbalisms	10	3
vitrectomy	10	4
volcanisms	10	3
voodooisms	10	2
vorticisms	10	3
voyeurisms	10	2
vulcanisms	10	3
vulgarisms	10	3
welfarisms	10	3
windstorms	10	2
wintertime	10	3
witticisms	10	3
ytterbiums	10	3
zirconiums	10	3

FAQs

How do I play around a fixed M in the 9th slot?
Try mixing common consonant clusters (ST, TR, CH) in other positions while keeping M locked.

Why are uncommon words included?
We compile from a broad English list. Skim the top rows for more common picks.