Countable Nouns That End in TUM

Explore 102 verified English countable nouns ending with the suffix -TUM, including Momentum, Quantum, Rectum, Ultimatum, Stratum, Datum and Septum. Useful for ESL grammar practice, determiner usage, and plural spelling and rhyming patterns, browse these count nouns with singular and plural forms below or review singular and plural count rules in our noun grammar guide.

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Starts with A12 words
arboretum
aconitum
ageratum
argumentum
amentum
adytum
acetum
adiantum
adstratum
additum
affectum
allegatum
Starts with C11 words
centum
chlorophytum
causatum
combretum
caudatum
cognitum
cestum
crassamentum
chondroseptum
characetum
calceamentum
Starts with D7 words
datum
dictum
desideratum
depositum
designatum
denotatum
diatretum
Starts with E4 words
erratum
equisetum
excerptum
ericetum
Starts with F4 words
factotum
frustum
factum
fermentum
Starts with G
1 words
gnetum
Starts with I3 words
ignotum
indumentum
ideatum
Starts with L
1 words
lomentum
Starts with M
2 words
momentum
mentum
Starts with N
2 words
notum
nidamentum
Starts with O
1 words
omentum
Starts with P13 words
punctum
paludamentum
pomatum
pennisetum
pronotum
pactum
pinetum
postulatum
pulpitum
peacotum
polygonatum
placitum
prescutum
Starts with Q3 words
quantum
quotum
quaesitum
Starts with R4 words
rectum
relatum
respectum
ramentum
Starts with S20 words
stratum
septum
scrotum
sanctum
sputum
striatum
substratum
scutum
superstratum
sacramentum
significatum
separatum
symphytum
sabbatum
sauromatum
sarmentum
submentum
sarcoseptum
surrogatum
salicetum
Starts with T9 words
tum
tectum
tegmentum
tapetum
teetotum
tanacetum
tormentum
testatum
tomentum
Starts with U3 words
ultimatum
understratum
unguentum
Starts with V
2 words
velamentum
viticetum

•Browse Countable Nouns by Letter (A to Z)

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