11 Letter Countable Nouns Starting with IS

Explore 7 verified English 11 letter countable nouns that start with IS, including Isomorphism, Isethionate, Isoantibody, Isapostolic, Isogeotherm, Isomagnetic and Isodiaphere. 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 ISA
1 words
isapostolic
Starts with ISE
1 words
isethionate
Starts with ISO5 words
isomorphism
isoantibody
isogeotherm
isomagnetic
isodiaphere

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