Countable Nouns Starting with U and Containing OS

Browse 42 valid English countable nouns starting with U and containing OS, from Underboss, Underexposure, Underdiagnosis, Umeboshi, Urostomy, Underdose and Unscrupulosity 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 UL
2 words
ultramicroscope
ulosis
Starts with UM
1 words
umeboshi
Starts with UN9 words
underboss
underexposure
underdiagnosis
underdose
unscrupulosity
unctuosity
ungenerosity
unbosomer
underproposition
Starts with UP
1 words
uptoss
Starts with UR24 words
urostomy
urethroscopy
urethroscope
uricosuric
ureterocystostomy
urinoscopy
urosome
uredospore
urostyle
uranostaphyloplasty
ureterocolostomy
urediospore
ureteropyelostomy
ureterosigmoidostomy
uroscopist
urediniospore
ureteroenterostomy
urostege
urosis
uretercystoscope
uranostaphylorrhaphy
ureterocystoscope
uredosorus
ureteroproctostomy

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