filth vs tail end

filth and tail end both are nouns.

Word	Noun	Adjective	Verb	Adverb
filth	Yes	No	No	No
tail end	Yes	No	No	No

filth (noun)	tail end (noun)
an offensive or indecent word or phrase	the fleshy part of the human body that you sit on
a state characterized by foul or disgusting dirt and refuse	any projection that resembles the tail of an animal
anything regarded as making something unclean	the time of the last part of something
any substance considered disgustingly foul or unpleasant