Compound Nouns Starting with C and Containing OS

Explore 163 verified English compound nouns starting with C and containing OS, including Crossroads, Crossover, Crossword, Crosswalk, Closeup, Crossfire and Crossbow. Browse these combined words and multi-part naming terms below, or check closed, hyphenated, and open compound rules in our noun grammar guide.

Refine list...
JUMP:
Sort:

Group:

Case:

View:

JUMP TO:
Select any word to view available definitions & photosSelect any word for details
candyfloss
carcinosarcoma
cargoose
cardiosphygmograph
centrosymmetry
centrosphere
cerebropsychosis
cerebrosclerosis
cerebrogalactose
chromosphere
chondrosarcoma
cholecystgastrostomy
chemosphere
cholecystojejunostomy
chemosurgery
chemosterilant
chondromyxosarcoma
christcross
chromatosphere
chlorospinel
chondroseptum
choledochoduodenostomy
chondriosphere
cholecystoduodenostomy
choledochoenterostomy
cholecystocolostomy
cholecystenterostomy
chondroskeleton
cholecystnephrostomy
cholecystoileostomy
chrisomloosing
chemoserotherapy
chirocosmetics
Starts with CI
1 words
cirrostratus
closeup
closeout
closedown
clubmoss
closefistedness
closestool
closewing
closemouth
closecross
closehead
counterproposal
costermonger
counterposition
cosmosphere
counterproposition
cosmogenesis
cosmopolitics
cosmochemistry
conenose
cosmochemist
counterexposition
conidiospore
crossroads
crossover
crossword
crosswalk
crossfire
crossbow
crisscross
crosshairs
crosshair
crossroad
crossbar
crosstalk
crosswind
crossbones
crossbreed
crossbred
crosscurrent
crosscut
crossrail
crossbench
crosscheck
crosspost
crossfade
crossbencher
Starts with CU
2 words
cumulostratus
cuckooshrike
cytoskeleton
cyclocross
cyclosportive
cyclostyle
cycloscope
cytodiagnosis
cystadenosarcoma
cytospectrophotometry
cyclonoscope
cystocolostomy
cystosyrinx
cystoproctostomy

•Browse Compound Nouns by Letter (A to Z)

Select a starting letter to browse compound nouns
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.