"Undergrub" is a word in ENGLISH

áb-ab - To eat or bite off a piece: to undermine and carry off, wash away (of water). Ab-abá lang …

dálhay - Landslide, a portion of land that falls down from the side of a hill, of a steep river-bank …

To corrupt or undermine in morals; to destroy or lessen the effect of moral principles on; to render corrupt or …

kábkab - To eat away piece by piece, to undermine, wash away, take off, especially said of water. Ginkábkab sang …

kádkad - To erode, undermine, take off piece after piece, eat away (of water); to dredge, excavate. Ginkádkad (kinádkad) sang …

kalabkában - Anything liable or exposed to being undermined or having its foundations sapped by the action of water; hen-nest. …

kúbkub - To hollow out, undermine, wash away, said especially of water. Ginkubkubán ang bató sang túbig. The stone was …

láblab - To wash away, undermine, eat away, etc. See áb-ab, kábkab id.

lúsud - To topple over, heel over, tilt, tip, fall over due to one or more supports giving way. Nalúsud …

To dig away, or otherwise remove, the substratum or foundation of; to lay a mine under; to sap; to undermine; …

A subdivision or the American Upper Silurian system, embracing the Medina, Clinton, and Niagara epoch. The rocks of the Niagara …

pakúbkub - Caus. of kúbkub—to undermine; scratch, etc.

ribóok - (B) Full, plump, having fat cheeks, etc. (cf. ribusól) ríbrib, To undermine and eat away, to erode. Ginríbrib …

To subvert by digging or wearing away; to mine; to undermine; to destroy the foundation of.

To proceed by mining, or by secretly undermining; to execute saps.

sapúti v [A; a12] do s.t. in a secret, dishonest way. Abtik nga misapúti sa baráha ang dílir, The dealer …

síok - To hollow out, undermine. (cf. ábab, kábkab).

sóok - To hollow out, undermine, eat away. Nasoókan (Ginsóok sang túbì) ang pángpang sa ubús sang baláy ni Fuláno. …

A digging under; an undermining.

To overthrow, undermine, or force away, in order to get a substitute in place of.