bitter end vs seafaring

bitter end and seafaring both are nouns.

Word	Noun	Adjective	Verb	Adverb
bitter end	Yes	No	No	No
seafaring	Yes	Yes	No	No

bitter end (noun)	seafaring (noun)
(nautical) the inboard end of a line or cable especially the end that is wound around a bitt	the work of a sailor
the final extremity (however unpleasant it may be)	travel by water

bitter end (adjective)	seafaring (adjective)
	used on the high seas