Words Starting with EXT and Containing O

Browse 224 verified English words starting with EXT and containing O, including Extension, Extraordinary, Extinction, Exterior, Extraction, Extradition and Extrovert. Validated against official game lexicons for Scrabble, Wordle, crosswords, and daily writing, explore definitions and letter counts below.

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Starts with EXTE24 words
extension
exterior
extermination
exterminator
extenuation
extemporaneous
externalization
extemporize
extemporaneously
extensor
extempore
exteriority
extensional
exteriorly
extemporary
exterritorial
exteriorize
extensionist
extemporization
extemporaneity
extensometer
extensionality
exteroception
extemporaneousness
Starts with EXTI8 words
extinction
extirpation
extirpator
extinctionist
extirpationist
extinctor
extirpatory
extispicious
Starts with EXTO18 words
extortion
extort
extol
extortionate
extortionist
extortionately
extortioner
extortionary
extorter
extoller
extolment
extortive
extollation
extortionateness
extorsive
extollingly
extorsively
extoolitic
Starts with EXTR24 words
extraordinary
extraction
extraordinarily
extradition
extrovert
extraneous
extrapolate
extroverted
extrapolation
extractor
extrusion
extraordinaire
extroversion
extraversion
extrasolar
extrication
extraterritorial
extratropical
extracorporeal
extrasensory
extraconstitutional
extrapulmonary
extraneously
extremophile
Starts with EXTU2 words
extubation
extusion

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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.