Countable Nouns Ending in IOS and Containing S

Browse 7 valid English countable nouns ending in IOS and containing S, from Adios, Crios, Dihelios, Ios, Axios, Eleutherios and Porphyrios to rarer terms. Check definitions and spelling below, or visit our noun grammar guide to review singular and plural count rules.

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Starts with A
2 words
adios
axios
Starts with C
1 words
crios
Starts with D
1 words
dihelios
Starts with E
1 words
eleutherios
Starts with I
1 words
ios
Starts with P
1 words
porphyrios

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