Adjective

• S: (adj) loopy (consisting of or covered with or having loops)
• S: (adj) balmy, barmy, bats, batty, bonkers, buggy, cracked, crackers, daft, dotty, fruity, haywire, kooky, kookie, loco, loony, loopy, nuts, nutty, round the bend, around the bend, wacky, whacky (informal or slang terms for mentally irregular) "it used to drive my husband balmy"
• similar to
• derivationally related form
• W: (n) daftness [Related to: daft] (informal terms for insanity)
• W: (n) kook [Related to: kooky] (someone regarded as eccentric or crazy and standing out from a group)
• W: (n) loon [Related to: loony] (a person with confused ideas; incapable of serious thought)
• antonym