is a type of (narrower)
the state of sanitation (clean or dirty)
is an attribute of
free from dirt or impurities; or having clean habits
"children with clean shining faces"; "clean white shirts"; "clean dishes"; "a spotlessly clean house"; "cats are clean animals"
is an attribute of
soiled or likely to soil with dirt or grime
"dirty unswept sidewalks"; "a child in dirty overalls"; "dirty slums"; "piles of dirty dishes"; "put his dirty feet on the clean sheet"; "wore an unclean shirt"; "mining is a dirty job"; "Cinderella did the dirty work while her sisters preened themselves"