Synonyms of sober

1 Syllable
stoic, calm, staid, dry
2 Syllables
gravest, true-life, staider, steady, staidest, tranquil, sanest, solemn, rightist, graver, somber, saner, low-key, sobers, soft-sell, subfusc, serious, ruber, cold-fish, subdued
3 Syllables
rational, abstemious, realistic, continent, pragmatic, judicious, careful, sobered, long-faced, iceberg, unsmiling, grim-faced, ascetic, clear-headed, emphatic, practical, undaring, austere, controlled, severest, severer, demurer, sedate, abstaining, clear-sighted, well-judged, museful, well-thought-out, down-to-earth, restrained, pensive, sensible, abstinent, hardheaded, straightlaced
4 Syllables
commonsense, unfantastic, temperate, unhumorous, nonindulgent, moderate, unromantic, iron-handed, matter-of-fact, well-reasoned, deductive, self-possessed, pragmatical
5 Syllables
naturalistic, ruminative, traditionalist, isolationist, unsentimental, unimpassioned, unidealistic, dispassionate, conservative, selfdisciplined, self-disciplined
6 Syllables
unintoxicated, traditionalistic