出没

to come and go / to roam about (mostly unseen) / (of a ghost) to haunt (a place) / (of a criminal) to stalk (the streets) / (of the sun) to rise and set

(negative prefix for verbs) / have not / not

drowned / to end / to die / to inundate

(negative prefix for verbs) have not; not

to go out / to come out / to occur / to produce / to go beyond / to rise / to put forth / to happen / (used after a verb to indicate an outward direction or a positive result) / classifier for dramas, plays, operas etc

variant of 出[chu1] (classifier for plays or chapters of classical novels)

to appear and disappear unpredictably