high
adj
1 elevated, lofty, soaring, steep, tall, towering
2 excessive, extraordinary, extreme, great, intensified, sharp, strong
3 arch, big-time (informal) chief, consequential, distinguished, eminent, exalted, important, influential, leading, major league (informal) notable, powerful, prominent, ruling, significant, superior
4 arrogant, boastful, bragging, despotic, domineering, haughty, lofty, lordly, ostentatious, overbearing, proud, tyrannical, vainglorious
5 capital, extreme, grave, important, serious
6 boisterous, bouncy (informal) cheerful, elated, excited, exhilarated, exuberant, joyful, light-hearted, merry, strong, tumultuous, turbulent
7 (informal) delirious, euphoric, freaked out (informal) hyped up (slang) inebriated, intoxicated, on a trip (informal) spaced out (slang) stoned (slang) tripping (informal) turned on (slang) zonked (slang)
8 costly, dear, exorbitant, expensive, high-priced, steep (informal) stiff
9 acute, high-pitched, penetrating, piercing, piping, sharp, shrill, soprano, strident, treble
10 extravagant, grand, lavish, luxurious, rich
11 gamey, niffy (Brit. slang) pongy (Brit. informal) strong-flavoured, tainted, whiffy (Brit. slang)
12 high and dry abandoned, bereft, destitute, helpless, stranded
13 high and low all over, everywhere, exhaustively, far and wide, in every nook and cranny
14 high and mighty (informal) arrogant, cavalier, conceited, disdainful, haughty, imperious, overbearing, self-important, snobbish, stuck-up (informal) superior
adv
15 aloft, at great height, far up, way up
n
16 apex, crest, height, peak, record level, summit, top
17 (informal) delirium, ecstasy, euphoria, intoxication, trip (informal)
Antonyms
1 dwarfed, low, short, stunted
2 average, low, mild, moderate, reduced, restrained, routine, suppressed
3 average, common, degraded, ignoble, inconsequential, insignificant, low, lowly, low-ranking, menial, routine, secondary, undistinguished, unimportant
6 angry, dejected, depressed, gloomy, low, melancholy, sad
9 alto, bass, deep, gruff, low, low-pitched