Manipulative

[mə'nɪpjʊlətɪv] or [mə'nɪpjəletɪv]

(adj.) skillful in influencing or controlling others to your own advantage; 'the early manipulative techniques of a three-year-old child' .

Edited by Lilian--From WordNet

(a.) Of or pertaining to manipulation; performed by manipulation.

Inputed by Lawrence