English: splitting; division, share, slice
Source: Peter Martin's Kelabit Dictionary
kelupan: forget, forgot
mekupat (ng-pekupat): turn in a contrary manner
mupa: split, divided, shared
ngupa (ng-upa): to split, divide, share
ngupan (ng-upan): to feed poultry or fish
ngupat: to answer, respond to (an accusation, etc)
pekupat: upside down, turned contrary to the way it should be, as a person lying with his head at the foot of the bed
pekupat (pep-kupat): turn each other in a contrary manner ?
pingkupat (p-in-ekupat): was turned in a contrary manner by
upa 2: second level of social stratification among the Kelabit
upa': yam, taro
upan: bait; poultry feed
upat: reply, return