Countable Nouns That Start with D and End with LON

Explore 8 verified English countable nouns starting with D and ending with LON, including Decathlon, Duathlon, Diencephalon, Dicolon, Diplon, Diallelon and Deutencephalon. 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 DE
2 words
decathlon
deutencephalon
Starts with DI5 words
diencephalon
dicolon
diplon
diallelon
dictyoxylon
Starts with DU
1 words
duathlon

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