Countable Nouns Starting with DU and Containing O

Browse 70 valid English countable nouns starting with DU and containing O, from Duration, Dungeon, Duo, Duplication, Dugout, Duodenum and Dumbo to rarer terms. Check definitions and spelling below, or visit our noun grammar guide to review singular and plural count rules.

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Starts with DUA
1 words
duathlon
Starts with DUB3 words
dubonnet
dubitation
dubiosity
Starts with DUC6 words
duckboard
duckfoot
duckshove
duckmole
ducatoon
duckshover
Starts with DUD
1 words
dudgeon
Starts with DUE3 words
duettino
duetto
duello
Starts with DUG
2 words
dugout
dugong
Starts with DUI
1 words
duikerbok
Starts with DUK
1 words
dukedom
Starts with DUL4 words
dulcitone
dulcification
dulciloquy
dulocracy
Starts with DUM6 words
dumbo
dumbledore
dumbphone
dummkopf
dumbshow
dumortierite
Starts with DUN4 words
dungeon
dunnock
dungeoner
dunkleosteus
Starts with DUO22 words
duo
duodenum
duology
duopoly
duomo
duotone
duodecimal
duodecimo
duodecillion
duologue
duodecimals
duodenectomy
duodenopancreatectomy
duopolist
duopsony
duodenojejunostomy
duodenary
duodecennial
duodenocholecystostomy
duodenoenterostomy
duodenocholedochotomy
duodenocystostomy
Starts with DUP4 words
duplication
duplicator
dupion
dupondius
Starts with DUR5 words
duration
durometer
duroc
duro
duroy
Starts with DUS7 words
dustcover
duststorm
dustcloth
dustbowl
dustoff
dustbox
dustcoat

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