Countable Nouns Ending in NCY and Containing FF

Explore 7 verified English countable nouns ending in NCY and containing FF, including Efficiency, Inefficiency, Insufficiency, Sufficiency, Superefficiency, Supersufficiency and Counterefficiency. 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
counterefficiency
Starts with E
1 words
efficiency
Starts with I
2 words
inefficiency
insufficiency
Starts with S
3 words
sufficiency
superefficiency
supersufficiency

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