Countable Nouns Starting with COS and Containing OS

This list gathers 68 English countable nouns starting with COS and containing OS, such as Cost, Costume, Cosmetic, Cosmetics, Cosmos, Cosmopolitan and Cosplay. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review singular and plural count rules.

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Starts with COS
1 words
cos
Starts with COSC
2 words
coscoroba
coscenarist
Starts with COSE3 words
cosecant
coset
coseismal
Starts with COSH4 words
cosh
cosher
coshery
cosherer
Starts with COSI4 words
cosine
cosign
cosigner
cosignatory
Starts with COSM24 words
cosmetic
cosmetics
cosmos
cosmopolitan
cosmology
cosmo
cosmetologist
cosmologist
cosmonaut
cosmopolite
cosmogony
cosmeceutical
cosmodrome
cosmetician
cosmography
cosmid
cosmopolis
cosmographer
cosmosphere
cosmea
cosmochemist
cosmist
cosmopolitanization
cosmotron
Starts with COSP4 words
cosplay
cosponsor
cosplayer
cosponsorship
Starts with COSS3 words
cossack
cosset
cossie
Starts with COST17 words
cost
costume
costing
costar
costa
costumer
costal
costermonger
coster
costumery
costumier
costard
costus
costmary
costrel
costean
costotomy
Starts with COSU
1 words
cosurfactant

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