Adverbs That Start with OBS

Find 18 valid English adverbs starting with OBS, including Obsessively, Obscenely, Obstinately, Obscurely, Obsequiously, Observationally and Observantly. Check definitions and usage below, or visit our verb grammar guide to study adverb placement and -ly formation rules.

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Starts with OBSC
2 words
obscenely
obscurely
Starts with OBSE
8 words
obsessively
obsequiously
observationally
observantly
observably
obsessedly
observingly
obsessionally
Starts with OBSO
2 words
obsoletely
obsolescently
Starts with OBST
6 words
obstinately
obstructively
obstetrically
obstreperously
obstructingly
obstructionally

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