Nouns Ending in UM and Containing NN

This list gathers 19 English nouns ending in UM and containing NN, such as Millennium, Annum, Biennium, Stannum, Quadrennium, Decennium and Triennium. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review pluralization and capitalization rules.

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Starts with A
1 words
annum
Starts with B
2 words
biennium
bimillennium
Starts with C
1 words
centennium
Starts with D
1 words
decennium
Starts with M
1 words
millennium
Starts with P
1 words
pennisetum
Starts with Q3 words
quadrennium
quinquennium
quadriennium
Starts with S3 words
stannum
septennium
sexennium
Starts with T
2 words
triennium
tintinnabulum
Starts with U4 words
unnilquadium
unnilhexium
unnilpentium
unnilseptium

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