1. Pleasingly persuasive or intended to persuade
   "her manner is quiet and ingratiatory and a little too agreeable"
   - coaxing 
2. Calculated to please or gain favour
   - ingratiating, insinuating

See also: flattering, ingratiate, persuasive

• 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
• isoclinal