English: (pe- nominal prefix) material such as sticks and stones used to dam a river
Source: Peter Martin's Kelabit Dictionary
Batuh ineh doo' penaan narih ebpa' dih.
Those stones are good for
damming the river.
Diu' lem aan patun neh narih.
Take your bath in the pool of the dam.
S-in-aan ebpa Peluan.
dammed, held back
penaang (pen-aang): stopper; something which serves as a stopper