ari, pag-aari (性器{主に男性の}) - property (genitals) - but more used for male organ
bulbol (陰毛) - pubic hair
dila (舌) - tongue, or to tongue, dilaan mo (なめて) - lick it
kili-kili (わきの下/くすぐったい) - arm pit
kuwan, kwan (ええっと) - whatchamacallit - more used for female

puwit, puwet (お尻) - bum, ass, behind, butt
singit (股間) - crotch; kurot the singit - pinch the crotch