Countable Nouns Starting with OS and Containing N

This list gathers 30 English countable nouns starting with OS and containing N, such as Oscillation, Ostentation, Ossification, Osteonecrosis, Osmanthus, Ostinato and Osculation. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review singular and plural count rules.

Refine list...
JUMP:
Sort:
Group:
Case:
View:
JUMP TO:
Select any word to view available definitions & photosSelect any word for details
Starts with OSC7 words
oscillation
osculation
oscine
oscitancy
oscitation
oscitance
oscinine
Starts with OSM3 words
osmanthus
osmund
osmunda
Starts with OSN
1 words
osnaburg
Starts with OSS
2 words
ossification
ossicone
Starts with OST17 words
ostentation
osteonecrosis
ostinato
ostent
ostracon
ostensorium
osteichthyan
ostracodan
ostensory
osteochondropathy
osteochondrophyte
osteochondrosarcoma
ostracean
osteoenchondroma
osteochondrofibroma
osteoencephaloma
ostreodynamometer

•Browse Countable Nouns by Letter (A to Z)

Select a starting letter to browse countable nouns
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
DictionarySynonymsAntonymsWordsVocabulary HubPositive WordsNegative Words
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.