1. With ineptitude; in an incompetent manner
   "he performed his functions ineptly"
   - fecklessly 
2. In an infelicitous manner
   "this function is ineptly left to a small voice"

See also: inept

• islet
• islets of Langerhans
• ism
• Ismaili
• Ismailian
• Ismailism
• ISN
• isn't
• iso-
• isoagglutination
• isoagglutinin
• isoagglutinogen
• isoantibody
• isobar
• isobaric
• isobilateral
• isobutyl nitrite
• isobutylene
• isobutylphenyl propionic acid
• isocarboxazid
• isochoric
• isochromatic
• isochronal
• isochrone
• isochronous