She finally realized her partner's psychological manipulations were destroying her self-confidence.

manipulations 是名词 manipulation 的复数形式，由动词 manipulate 加后缀 -ion 构成。manipulate 由词根 man-（手）和词根 pul-（拉、推）组成，字面意思是"用手操控"，引申为"操纵、控制"的心理行为。 psychological manipulations 指通过心理手段对他人进行操控的行为，即"心理操控"。