Countable Nouns That Start with IS and End with Y

Explore 8 verified English countable nouns starting with IS and ending with Y, including Isometry, Isotropy, Isotopy, Isoantibody, Isocracy, Isogeny and Isopolity. 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 ISO
8 words
isometry
isotropy
isotopy
isoantibody
isocracy
isogeny
isopolity
isogony

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