Countable Nouns Starting with OB and Containing OB

Browse 118 valid English countable nouns starting with OB and containing OB, from Object, Objective, Observation, Obligation, Obstacle, Objection and Observer to rarer terms. Check definitions and spelling below, or visit 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 OBA
2 words
oban
oba
Starts with OBB
1 words
obbligato
Starts with OBD
2 words
obduction
obduration
Starts with OBE14 words
obedience
obe
obelisk
obeisance
obeche
obeyer
obelus
obesogen
obelia
obex
obelion
obedientiary
obeliskoid
obeliscoid
Starts with OBF
1 words
obfuscation
Starts with OBI5 words
obituary
obi
obit
obituarist
obiter
Starts with OBJ13 words
object
objective
objection
objector
objectification
objet
objectivist
objectivation
objectivization
objurgation
objurgator
objuration
objurgatrix
Starts with OBL21 words
obligation
oblique
oblong
obliteration
oblast
oblate
oblation
obligor
obloquy
obliquity
obligee
oblongata
oblateness
obliterator
obliger
obligator
obliquus
obliquation
obligant
obligative
obligement
Starts with OBN
1 words
obnubilation
Starts with OBO3 words
oboe
oboist
obol
Starts with OBS24 words
observation
obstacle
observer
obsession
obstruction
obsessive
obscurity
observable
observance
observatory
obscenity
obsidian
obstetrician
obstinacy
observability
obstructionist
obsequies
obscuration
obsessional
obscura
obscurantist
obstruent
obstructor
obsessor
Starts with OBT10 words
obtainment
obtrusion
obturator
obtainer
obtusity
obturation
obtundent
obtruder
obtestation
obtundity
Starts with OBU
1 words
obumbration
Starts with OBV6 words
obverse
obviation
obversion
obviator
obvention
obvolution

•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.