Countable Nouns Ending in EN and Containing AP

Explore 6 verified English countable nouns ending in EN and containing AP, including Adaptogen, Hapten, Rappen, Saprogen, Cymaphen and Antianaphylactogen. 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 A
2 words
adaptogen
antianaphylactogen
Starts with C
1 words
cymaphen
Starts with H
1 words
hapten
Starts with R
1 words
rappen
Starts with S
1 words
saprogen

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