If or if only; a conjunction that introduces a general condition; can also introduce a contrary-to-fact contrary-to-desire condition.
Kamo na bimowas ira, istay nat edagwian ired chalan.
If only they had left early in the morning, they would not have been overtaken by night on the trail [but they were].
Kamo wa ngo na maenchi iyay a bohi, ngaaw iyay a dogad a panbedejan mi.
If, on the other hand, this meat [which is a sign] disappears, this will be a bad place for us to live.
Kamon piyati moak koma, istay iyan-iskwida ka.
If only you had obeyed me, you would have gone to school.