- *plak- (2)
- *plāk-, Proto-Indo-European root meaning "to strike."
It forms all or part of: apoplexy; cataplexy; complain; fling; paraplegia; plaint; plangent; plankton; planxty; plague; plectrum; quadriplegia.
It is the hypothetical source of/evidence for its existence is provided by: Greek plazein "to drive away," plessein "to beat, strike;" Latin plangere "to strike, lament;" Old English flocan "to strike, beat;" Gothic flokan "to bewail;" German fluchen, Old Frisian floka "to curse."
