Countable Nouns Ending in UM and Containing N
Explore 520 verified English countable nouns ending in UM and containing N, including Minimum, Momentum, Referendum, Quantum, Millennium, Consortium and Continuum. 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 A
24 words annum
addendum
athenaeum
antiserum
anthurium
antrum
arcanum
agendum
armamentarium
antirrhinum
aconitum
androecium
antheridium
argumentum
archegonium
amentum
aeonium
alburnum
antependium
adenium
adiantum
adminiculum
anacardium
anethum
Starts with B
12 words biennium
botulinum
bonum
buccinum
bucranium
bimillennium
bronchium
brontotherium
benzenediazonium
bungarum
brontozoum
bronteum
Starts with C
24 words consortium
continuum
condominium
conundrum
compendium
chrysanthemum
cranium
corundum
candelabrum
centrum
corrigendum
cyanobacterium
conservatorium
centum
calcaneum
conium
credendum
cingulum
charmonium
conidium
corynebacterium
cinerarium
cenobium
canticum
Starts with D
24 words duodenum
delphinium
dolphinarium
decennium
demonstrandum
damnum
definiendum
dendrobium
dentalium
diazonium
designatum
deinotherium
denotatum
dockominium
dedendum
dicranum
didinium
doronicum
diaconicum
dinotherium
dimensum
delendum
diachaenium
disciplinarium
Starts with E
24 words endometrium
euphonium
endothelium
encomium
endocardium
epineurium
evangelium
endomysium
eryngium
explanandum
explicandum
endosteum
epipremnum
endoneurium
enterobacterium
epidendrum
epigynum
epitympanum
eponychium
erythronium
erineum
episternum
endothecium
ensisternum
Starts with F
5 words frenulum
frenum
fanum
fermentum
faciendum
Starts with G
13 words gymnasium
geranium
granum
gynoecium
gymnatorium
gubernaculum
gnetum
gymnocalycium
gonium
gametangium
gnaphalium
gonidium
gynostemium
Starts with H
17 words honorarium
harmonium
hypochondrium
hydronium
hibernaculum
habendum
hymenium
hypanthium
hypnum
helenium
helminthosporium
helianthemum
hydroxonium
hymenosporum
hormogonium
hydropneumopericardium
hamamelidanthemum
Starts with I
21 words interregnum
infimum
inoculum
indecorum
infundibulum
incunabulum
indicium
insectarium
ignotum
intermedium
indusium
individuum
involucrum
indumentum
infusorium
interambulacrum
intervallum
interministerium
involucellum
inclinatorium
inhalatorium
Starts with J
2 words jejunum
jasminum
Starts with K
1 words khanum
Starts with L
12 words linoleum
laburnum
lignum
linum
latifundium
leucanthemum
leontopodium
limonium
lectisternium
latrocinium
laconicum
lomentum
Starts with M
23 words minimum
momentum
millennium
memorandum
magnum
mediastinum
manubrium
muonium
mentum
menstruum
ministerium
microsporangium
megasporangium
monopodium
macrosporangium
mesembryanthemum
minifundium
mutandum
maianthemum
monochasium
menispermum
megaclinium
macrozoogonidium
Starts with N
24 words nasturtium
nostrum
natatorium
novum
nonpetroleum
nymphaeum
neuroepithelium
nerium
ngultrum
nanobacterium
nephridium
notandum
nitronium
notum
nitrobacterium
nelumbium
notaeum
nickum
nidularium
nitrenium
nidamentum
nitrosobacterium
nototherium
nipponanthemum
Starts with O
16 words omnium
omentum
organum
oceanarium
onium
origanum
oogonium
oncidium
ornithogalum
ostensorium
organistrum
oxonium
onychium
odontoglossum
orontium
opsonium
Starts with P
24 words pendulum
pandemonium
planetarium
plenum
perineum
proscenium
peritoneum
penicillium
pudendum
punctum
positronium
pelargonium
panjandrum
pantoum
paludamentum
propionibacterium
pennisetum
panicum
principium
pronotum
perichondrium
phosphonium
pericranium
presternum
Starts with Q
4 words quantum
quadrennium
quinquennium
quadriennium
Starts with R
10 words referendum
retinaculum
regnum
responsum
radiostrontium
reddendum
rhodanthemum
ramentum
rhynchosporium
ranarium
Starts with S
24 words sanctum
sternum
sanatorium
sanitarium
sporangium
solanum
signum
sphagnum
syncytium
subminimum
sensorium
syngonium
stramonium
spermatogonium
splenium
sustentaculum
sacramentum
significatum
santalum
scolopendrium
sensillum
sensum
septennium
succedaneum
Starts with T
22 words tantrum
tympanum
tentorium
triennium
transuranium
tenaculum
tegmentum
triclinium
tanacetum
tormentum
talinum
tomentum
tetramethylammonium
tentaculum
tintinnabulum
tenendum
trankum
tirocinium
tridominium
tetrasporangium
trinkum
trichosporangium
Starts with U
6 words unicum
understratum
unguentum
unguentarium
uintatherium
uredinium
Starts with V
8 words viburnum
vinculum
vaccinium
veronicastrum
verumontanum
videndum
venidium
velamentum
Starts with X
8 words xanthium
xiphisternum
xiphosternum
xenium
xenodochium
xeranthemum
xanthidium
xenophyum
Starts with Z
6 words zanthoxylum
zoosporangium
zygosporangium
zoogonidium
zygantrum
zoodendrium