1. Having a mental age of three to seven years
   - imbecile, idiotic

See also: imbecile, retarded

• pesterer
• pestering
• pesthole
• pesthouse
• pesticide
• pesticide poisoning
• pestiferous
• pestilence
• pestilent
• pestilential
• pestis
• pestis ambulans
• pestis bubonica
• pestle
• pesto
• pet
• pet name
• pet peeve
• PET scanner
• pet shop
• pet sitter
• pet sitting
• peta-
• petabit
• petabyte