soberer
so-ber-er
adjective
More serious, less flamboyant, or less affected by alcohol.
"The new design was soberer, using muted colours."
Thesaurus
Synonyms: unplayful, serious, sober, sober up, solemn, sedate, grave, teetotal, unintoxicated, drug-free, cold sober, stone-sober
Antonyms: drunk, gone, inebriated, intoxicated, playful, ripped