Uncountable Nouns That Start with M and End with US

Explore 10 verified English uncountable nouns starting with M and ending with US, including Mucus, Marasmus, Mammatus, Miscanthus, Myoclonus, Misfocus and Mundungus. Sort these mass nouns and non-count terms for substances and concepts by word length for quantifier accuracy, academic writing, and ESL study below, or check quantifier and measurement rules in our noun grammar guide.

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Starts with MA
2 words
marasmus
mammatus
Starts with ME
1 words
metestrus
Starts with MI
2 words
miscanthus
misfocus
Starts with MO
1 words
mopus
Starts with MU3 words
mucus
mundungus
mumpsimus
Starts with MY
1 words
myoclonus

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