noun

soberness

sobriety, seriousness

The police tested his soberness after the crash.

The police tested his soberness after the crash.

The soberness of the occasion was felt by all.

The soberness of the occasion was felt by all.

the soberness of ((sth.)) the seriousness of (sth.) The soberness of the occasion was felt by all.

((sb.'s)) soberness (sb.'s) state of not being drunk The police tested his soberness.

Synonyms: sobriety, seriousness, gravity; Antonyms: drunkenness, intoxication, frivolity

From the adjective 'sober' + the noun-forming suffix '-ness', which indicates a state or quality.

Simply add '-ness' to 'sober' to describe the state of being sober. Note that 'sobriety' is a more common synonym.

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