Adjectives Starting with ARC and Containing O

This list gathers 23 English adjectives starting with ARC and containing O, such as Archaeological, Arco, Archdiocesan, Archiepiscopal, Architectonic, Archosaurian and Archaeomagnetic. Use the sorting controls below to organize entries by length, or consult our adjective grammar guide to check adjective order and comparative rules.

Refine list...
JUMP:
Sort:
Group:
Case:
View:
JUMP TO:
Select any word to view available definitions & photosSelect any word for details
Starts with ARCH20 words
archaeological
archdiocesan
archiepiscopal
architectonic
archosaurian
archaeomagnetic
archidiaconal
archeometric
archaeometric
archegonial
archeomagnetic
archontic
archegoniate
archichlamydeous
archimpressionist
archesporial
archicleistogamous
archaeographical
archoplasmic
archaeostomatous
Starts with ARCI1 words
arciform
Starts with ARCO1 words
arco
Starts with ARCT1 words
arctoid

•Browse Adjectives by Letter (A to Z)

Select a starting letter to browse adjectives
ABCDEFGHIJKLMNOPQRSTUVWXYZ
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.
Word Games & Solvers
Word FinderScrabble Word FinderWords With Friends CheatWordle SolverAnagram Solver
Dictionary & Reference
DictionarySynonymsAntonymsWords
Community
Contact UsEditorial PolicyPrivacy PolicyTerms and Conditions
© 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.