ma·nip·u·late /mə-'ni-pyə-ˌlāt/ vt -lat·ed, -lat·ing: to change by artful or unfair means so as to serve one's purpose; specif: to affect (the price of securities) artificially in order to deceive or mislead investors
ma·nip·u·la·ble /mə-'ni-pyə-lə-bəl/ adj
ma·nip·u·la·tion /mə-ˌni-pyə-'lā-shən/ n
ma·nip·u·la·tive /mə-'ni-pyə-ˌlā-tiv, -lə-tiv/ adj
ma·nip·u·la·tive·ly adv
ma·nip·u·la·tive·ness n
ma·nip·u·la·tor /mə-'ni-pyə-ˌlā-tər/ n
ma·nip·u·la·to·ry /mə-'ni-pyə-lə-ˌtȯr-ē/ adj
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.