adjective
1.
Synonyms: abstemious , abstentious, abstinent, continent, self-restraining, temperate
Related Word: controlled, restrained; self-possessed
Contrasted words: indulgent, overindulgent; uncontrolled, unrestrained; immoderate, intemperate; excessive; profligate
2.
Synonyms: serious 1, earnest, grave, no-nonsense, sedate, sobersided, solemn, somber, staid, weighty
Related Word: decorous, proper; calm, placid, serene, tranquil
Contrasted words: flippant, light, light-minded; unstable, volatile
Antonyms: gay
3.
having or exhibiting self-control and avoiding extremes of behavior
his bearing was sober, his comments judicious
Synonyms: moderate, temperate, unimpassioned; compare abstemious
Related Word: rational, reasonable; calm, collected, composed, cool, imperturbable; constrained, disciplined, inhibited, reserved, restrained, self-controlled, self-disciplined; abstaining, forbearing, refraining; abnegating, eschewing, forgoing
Contrasted words: irrational, unreasonable; emotional, hotheaded, impassioned, overemotional, passionate; intemperate, uncontained, uncontrolled; excited; drunk, intoxicated; abandoned
Antonyms: unsober
4.
Synonyms: subdued 2, low-key, low-keyed, soft, softened, toned down
5.
Synonyms: realistic , down-to-earth, hard, hard-boiled, hardheaded, matter-of-fact, practical, pragmatic, unfantastic, unidealistic
Related Word: sober-eyed, sober-minded