Synonyms for Out of one's gourd:

• adj.

  •daft (adjective)
  • dopey,
  • wacky,
  • giddy,
  • crackers,
  • nutty,
  • absurd,
  • unhinged,
  • idiotic,
  • foolish,
  • unsound,
  • screwy,
  • bonkers,
  • deranged,
  • cracked,
  • half-baked,
  • bedlamite,
  • nuts,
  • whacko,
  • simple,
  • unbalanced,
  • ridiculous,
  • flaky,
  • mental,
  • asinine,
  • touched,
  • off the wall,
  • insane,
  • inane,
  • Daffy,
  • in the ozone,
  • mad,
  • lunatic,
  • silly,
  • fried,
  • witless,
  • halfbaked.
  •demented (adjective)
  • distraught,
  • distracted,
  • fruity,
  • maniacal,
  • manic,
  • non compos mentis,
  • maniac,
  • frenzied,
  • bemused,
  • flipped out,
  • psychotic,
  • psychopathic,
  • bananas,
  • delirious.
  •Other relevant words: (adjective)
  • psycho,
  • schizoid,
  • hysterical,
  • crackbrained,
  • demented,
  • schitzy,
  • nutty as a fruitcake,
  • nutty as fruitcake,
  • daft,
  • unglued,
  • out of one's tree.

Antonyms for Out of one's gourd:

• adj.

  • daft
    bright, smart, intelligent, understanding, brainy.
  • demented
    calm, balanced, rational, ok, sensible, sane, reasonable.