Countable Nouns Starting with OS and Containing AT

Browse 18 valid English countable nouns starting with OS and containing AT, from Oscillation, Oscillator, Ostentation, Osteopathy, Osteopath, Ossification and Ostinato 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 OSC6 words
oscillation
oscillator
osculation
osculatory
oscitation
osculatrix
Starts with OSM
2 words
osmate
osmiate
Starts with OSS
2 words
ossification
ossature
Starts with OST8 words
ostentation
osteopathy
osteopath
ostinato
ostomate
osteoarthropathy
osteopathist
osteochondropathy

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