upAyA · pratiprAyA · samupAyA
upA -√ yA P. -yAti , to come near or towards, approach, RV. ; MBh. ; BhP. ; Kathās. &c.; to come into any state or condition, undergo, MārkP. ; Kir.
prati-prA -√ yA P. -yAti , to come near, approach, RV.
sam-upA -√ yA P. -yAti , to go up to together, go or resort to ( acc. ), approach, meet, MBh. ; Kathās.