manipulate

influence or control shrewdly or deviously; "He manipulated public opinion in his favor"

hold something in one's hands and move it

tamper, with the purpose of deception; "Fudge the figures"; "cook the books"; "falsify the data"

manipulate in a fraudulent manner; "rig prices"

control (others or oneself) or influence skillfully, usually to one's advantage; "She manipulates her boss"; "She is a very controlling mother and doesn't let her children grow up"; "The teacher knew how to keep the class in line"; "she keeps in line"

treat manually, as with massage, for therapeutic purposed