Synonyms for Nutty as fruitcake

Synonyms starting with letter F

• flipped out

  mentally strange, crazy
• freaked out

  mentally strange
• flaky

  mentally strange
• fruity

  mentally strange, crazy
• flipped

  mentally strange
• foolish

  crazy
• frenzied

  insane, crazy
• fatuous

  insane
• freaked-out
• fantastic
• foolhardy
• feller
• fierce
• flipped over
• frantic
• fired-up
• furious