slum

nouns

a district of a city marked by poverty and inferior living conditions
is derived from

verbs

spend time at a lower socio-economic level than one's own, motivated by curiosity or desire for adventure; usage considered condescending and insensitive
"attending a motion picture show by the upper class was considered sluming in the early 20th century"
is a type of (narrower)
pass time in a specific way
"how are you spending your summer vacation?"