鬼胎 guǐtāi ulterior motive Origin Definitions Defs Strokes Stroke Words Sentences Sents guǐtāi ulterior motive 鬼 guǐ nounverb sinister plot sinister plot; dirty trick; secretive or underhanded scheme胎 tāi origin (literary) the root or source of something, such as the cause of a disasterguǐtāi abnormal fetus 鬼 guǐ noun ghost ghost; disembodied spirit; devil胎 tāi noun fetus fetus; embryo; unborn baby; also refers to the womb containing the fetus