sobriety

(noun) the state of being sober and not intoxicated by alcohol. Synonyms: soberness.

(noun) moderation in or abstinence from alcohol or other drugs. Synonyms: dryness.

(noun) a manner that is serious and solemn. Synonyms: graveness, gravity, soberness, somberness, sombreness.

(noun) abstaining from excess. Synonyms: temperance.