ingratiatory
1. [ adjective ] pleasingly persuasive or intended to persuade
Synonyms: coaxing
Examples:

"a coaxing and obsequious voice" "her manner is quiet and ingratiatory and a little too agreeable"

Related terms: persuasive
2. [ adjective ] calculated to please or gain favor
Synonyms: ingratiating
Examples:

"a smooth ingratiating manner"

Related terms: flattering
Similar spelling:   ingratiate
  ingratiatingly
  ingratiation
  ingratiating
  incriminatory
  Ingrassia
  ingratitude