1. Very foolish
   "harebrained ideas"
   - insane, mad

See also: foolish

• Persoonia
• perspective
• Perspex
• perspicacious
• perspicaciously
• perspicaciousness
• perspicacity
• perspicuity
• perspicuous
• perspicuously
• perspicuousness
• perspiration
• perspiratory
• perspire
• perspirer
• perspiring
• persuadable
• persuade
• persuader
• persuasible
• persuasion
• persuasive
• persuasively
• persuasiveness
• pert