Someone (machi-) crosses paths with someone or something from the opposite direction.
salisí
tupdis
Myan marem a nachitopdis.
There was a viper that crossed paths with (him).
Two people or things from opposite directions (may-) pass each other, not necessarily seeing each other.
Naytopdis sa ānang kan āmang a nangay do oksong.
Mother and father passed each other when they went to the river.