Countable Nouns That Start with MO and End with IUM

Explore 5 verified English countable nouns starting with MO and ending with IUM, including Moratorium, Monopodium, Mortarium, Monochasium and Motorium. Sort these count nouns with singular and plural forms by word length for ESL grammar practice, determiner usage, and plural spelling below, or review singular and plural count rules in our noun grammar guide.

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Starts with MON
2 words
monopodium
monochasium
Starts with MOR
2 words
moratorium
mortarium
Starts with MOT
1 words
motorium

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