"ingratiating" in the verb sense
1. ingratiate
gain favor with somebody by deliberate efforts
"ingratiating" in the adjective sense
1. ingratiating
capable of winning favor
"with open arms and an ingratiating smile"
2. ingratiating, insinuating, ingratiatory
calculated to please or gain favor
"a smooth ingratiating manner"
Source: WordNet® (An amazing lexical database of English)
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