English: (adjective) upturned mouth as when about to cry
Bahasa Malaysia:
bibpe-bibpe teh ta'ang nedih, his mouth was upturned as if about to cry
Source: Peter Martin's Kelabit Dictionary
bibped (be-i-bped): was tied by winding around
bibpek (be-i-bpek): was broken into small particles, refined
bibpel (be-i-bpel): favour was returned by, vengenace was taken by
bibpen : was closed by, was sunk into the ground
bibpeng: prevented, barred
bibper (be-i-bper): was fanned by