Countable Nouns Ending in RIN and Containing PH

Explore 6 verified English countable nouns ending in RIN and containing PH, including Cephalosporin, Porphyrin, Protoporphyrin, Hematoporphyrin, Phycoerythrin and Etioporphyrin. 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 C
1 words
cephalosporin
Starts with E
1 words
etioporphyrin
Starts with H
1 words
hematoporphyrin
Starts with P
3 words
porphyrin
protoporphyrin
phycoerythrin

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