This word is from the Spanish banderilla.
ban·de·ríl·ya
variant spellings: bandirilya, bandirilyas, banderilyas
A decorated barbed dart that is thrust into the bull’s neck or shoulder muscles by a banderillero in a bullfight.
MGA KAHULUGAN SA TAGALOG
banderílya: sibat na may palamuti, pang-ulos sa leeg o balikat ng toro