Synonyms for Crazy

Synonyms starting with letter S

• silly

  ability, foolish, senseless
• senseless

  unrealistic, unreasonable, asinine
• screwball

  wise, lunatic, looney
• strange

  peculiar, unrealistic
• screwy

  sane, mental, mentally strange
• 

  stupid

  senseless, idiotic
• sick
• softheaded

  ability
• scatterbrained
• schizo

  mentally strange
• short-sighted

  ridiculous, unrealistic
• sappy

  ability
• smitten

  fanatical, infatuated
• simpleminded
• scatty
• schizoid
• schizophrenic
• sociopath
• stark raving mad

  mental
• shocking

  outrageous
• shaky

  state, rickety
• sicko

  sociopath
• squirrelly

  buggy
• singular
• simple
• sectarian
• smitten with

  very keen on
• slow
• spaced-out
• screw loose

  mentally strange
• seething
• spacey
• spacy
• sick in the head
• slow-witted
• steamed up
• sophomoric
• solicitous
• snobbish

  snooty
• slaphappy