Big Huge Thesaurus

insane

adjective

• harebrained
• mad

antonyms

• sane

related terms

• irrational
• unreasonable

similar terms

• mad
• amok
• amuck
• around the bend
• balmy
• barmy
• bats
• batty
• berserk
• bonkers
• brainsick
• buggy
• certifiable
• certified
• crackbrained
• cracked
• crackers
• crazed
• crazy
• daft
• demented
• demoniac
• demoniacal
• deranged
• distracted
• disturbed
• dotty
• fey
• foolish
• fruity
• half-crazed
• haywire
• hebephrenic
• idiotic
• kookie
• kooky
• loco
• loony
• loopy
• lunatic
• maniac
• maniacal
• manic-depressive
• maniclike
• mentally ill
• moonstruck
• non compos mentis
• nuts
• nutty
• of unsound mind
• paranoid
• possessed
• psychopathic
• psychopathologic
• psychopathological
• psychotic
• raving
• raving mad
• round the bend
• schizophrenic
• screw-loose
• screwy
• sick
• touched
• unbalanced
• unhinged
• unsound
• unstable
• wacky
• whacky
• wild

sounds kind of like

• imagine
• imagism
• immunogen
• in some way
• in unison
• incan
• incheon
• inchon
• incision
• income
• ingenue
• inguen
• injun
• inosine
• insignia
• insomnia
• ion engine

rhymes with

• abstain
• aquitaine
• arcane
• ascertain
• attain
• bahrain
• bane
• blain
• brain
• butane
• cain
• campaign
• cane
• chain
• champagne
• champaign
• champlain
• cocaine
• complain
• constrain
• contain
• crane
• dane
• detain
• disdain
• domain
• drain
• entertain
• explain
• fain
• feign
• gain
• germane
• grain
• humane
• hussein
• inane
• inhumane
• lane
• legerdemain
• main
• maine
• maintain
• mane
• mundane
• obtain
• ordain
• pain
• paine
• pane
• pertain
• plain
• plane
• preordain
• profane
• rain
• refrain
• regain
• reign
• rein
• remain
• restrain
• retain
• retrain
• rogaine
• romaine
• sane
• slain
• spain
• sprain
• stain
• strain
• sustain
• swain
• thane
• train
• twain
• ukraine
• urbane
• vain
• vane
• vein
• wain
• wane
• wayne