Countable Nouns That Start with CY and End with UM

Explore 14 verified English countable nouns starting with CY and ending with UM, including Cymbidium, Cyanobacterium, Cynoglossum, Cypripedium, Cynomorium, Cymatium and Cyathium. 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 CYA
2 words
cyanobacterium
cyathium
Starts with CYC
1 words
cycloconium
Starts with CYL
1 words
cylindrosporium
Starts with CYM
3 words
cymbidium
cymatium
cymoidium
Starts with CYN
3 words
cynoglossum
cynomorium
cynanchum
Starts with CYP
1 words
cypripedium
Starts with CYR
1 words
cyrtomium
Starts with CYS
2 words
cystidium
cysticarpium

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