prajYA
pra-√ jYA P. -jAnAti , to know, understand ( esp. a way or mode of action), discern, distinguish, know about, be acquainted with ( acc. ), RV. &c. &c.; to find out, discover, perceive, learn, MBh. ; Kāv. &c.: Caus. -jYApayati or -jYapayati , to show or point out (the way), ŚBr. ; to summon, invite, Lalit.