This is an archaic word.
suplina
scourge
suplina
whip
This word likely derives from the Spanish disciplina (meaning: discipline).
Less common spelling variation: siplina
KAHULUGAN SA TAGALOG
suplina: látigó
suplina: panghagupit gaya ng lubid
Suplina is also the name of a waterfall under which the pilgrim is supposed to lie face down as a form of sacrifice.