1. Hasty and without attention to detail; not thorough
   "a perfunctory inspection failed to reveal the house's structural flaws"; "perfunctory courtesy"
   - casual, cursory, passing 
2. As a formality only
   - pro forma

See also: careless, formal, perfunctorily

• cerebrum
• cerecloth
• cerement
• ceremonial
• ceremonial dance
• ceremonial occasion
• ceremonialism
• ceremonially
• ceremonious
• ceremoniously
• ceremoniousness
• ceremony
• Ceres
• ceresin
• Cereus
• ceria
• ceric
• ceriman
• cerise
• cerium
• cerivastatin
• cermet
• CERN
• cernuous
• cero