manipulate

To move, arrange, operate, or control by the hands or another body part or by mechanical means, especially in a skillful manner: synonym: handle.

To influence or manage shrewdly or deviously.

To tamper with or falsify for personal gain.

To handle and move in an examination or for therapeutic purposes.

To handle, or act on with the hands, as in artistic or mechanical operations; hence, in general, to subject to certain mechanical operations or to some method of handling, arranging, combining, etc.: as, the chemist exercises great care in manipulating his materials and apparatus.

Figuratively, to operate upon by contrivance or influence; affect in a particular way by a definite course of treatment; manage; specifically, to manage insidiously; adapt or apply to one’s own purpose or advantage; treat or use falsely or deceptively: as, to manipulate accounts or the facts of history (with the purpose of falsifying them).

To use the hands, as in mechanical or artistic operations, scientific experiments, mesmerism, etc.: as, to manipulate neatly or successfully.

To use the hands in dexterous operations; to do hand work

To treat, work, or operate with the hands, especially when knowledge and dexterity are required; to manage in hand work; to handle.

To control the action of, by management; also, to manage artfully or fraudulently.