to reduce, to take down, to carry to a lower level. Ibaba mo ang iyong timbang. Reduce your weight. bumaba' (um-)
v.
to become shorter, to become cheaper. Bumaba ang presyo ng mga bilihin. The price of goods went down.
impit
v.
mag-impit, impitin (mag:-in) to corner, to buy up something to raise its price. Nag-impit sila ng bigas para tumaas ang presyo. They cornered rice so that the price will go up.