sobriety
so-bri-e-ty
noun
The quality of being serious, sensible, and moderate in behaviour or thought.
"Her sobriety of manner was notable."
noun
The state of being sober; not under the influence of alcohol.
"He celebrated a year of sobriety."
Thesaurus
Synonyms: sombreness, somberness, gravity, soberness, graveness, temperance, dryness
Antonyms: drunkenness, inebriation, inebriety, insobriety, intoxication, tipsiness