Countable Nouns Ending in UM and Containing EN

This list gathers 151 English countable nouns ending in UM and containing EN, such as Momentum, Referendum, Millennium, Pendulum, Addendum, Compendium and Duodenum. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review singular and plural count rules.

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Starts with A
9 words
addendum
athenaeum
agendum
armamentarium
argumentum
amentum
antependium
adenium
asplenium
Starts with B
3 words
biennium
bimillennium
benzenediazonium
Starts with C
24 words
compendium
centrum
corrigendum
centum
credendum
cenobium
centaurium
clerodendrum
chenopodium
coenobium
ctenidium
cenaculum
coenaculum
crassamentum
centennium
coenosteum
coenoecium
centrolobium
coenocentrum
calceamentum
chamaepericlymenum
chordacentrum
coenanthium
centauridium
Starts with D
10 words
duodenum
decennium
definiendum
dendrobium
dentalium
denotatum
dedendum
dimensum
delendum
diachaenium
Starts with E
24 words
endometrium
endothelium
encomium
endocardium
endomysium
endosteum
endoneurium
enterobacterium
epidendrum
endothecium
ensisternum
emendandum
endodontium
endostracum
endocranium
endangium
endoperidium
entomosporium
epitendineum
endoconidium
endarterium
entosternum
encarpium
endosporium
Starts with F
4 words
frenulum
frenum
fermentum
faciendum
Starts with H
4 words
habendum
hymenium
helenium
hymenosporum
Starts with I
1 words
indumentum
Starts with L
1 words
lomentum
Starts with M
5 words
momentum
millennium
mentum
menstruum
menispermum
Starts with N
2 words
nitrenium
nidamentum
Starts with O
2 words
omentum
ostensorium
Starts with P
15 words
pendulum
plenum
proscenium
penicillium
pudendum
paludamentum
pennisetum
parascenium
pensum
paramenstruum
postscenium
periselenium
panhellenium
parthenogonidium
podachaenium
Starts with Q
3 words
quadrennium
quinquennium
quadriennium
Starts with R
3 words
referendum
reddendum
ramentum
Starts with S
16 words
sensorium
splenium
sustentaculum
sacramentum
scolopendrium
sensillum
sensum
septennium
sexennium
scalenum
sarmentum
submentum
solenium
suspensorium
stenanthium
stenotaphrum
Starts with T
8 words
tentorium
triennium
tenaculum
tegmentum
tormentum
tomentum
tentaculum
tenendum
Starts with U
2 words
unguentum
unguentarium
Starts with V
3 words
videndum
venidium
velamentum
Starts with X
3 words
xenium
xenodochium
xenophyum
Starts with Z
1 words
zoodendrium

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