fishing line vs setline

fishing line and setline both are nouns.

Word	Noun	Adjective	Verb	Adverb
fishing line	Yes	No	No	No
setline	Yes	No	No	No

As nouns, setline is a hyponym of fishing line; that is, setline is a word with a more specific, narrower meaning than fishing line:

fishing line: a length of cord to which the leader and float and sinker and hook are attached
setline: a long fishing line with many shorter lines and hooks attached to it (usually suspended between buoys)

Other hyponyms of fishing line include hand line, handline, night-line, spiller, trawl, trawl line, trotline, trolling line.

fishing line (noun)	setline (noun)
a length of cord to which the leader and float and sinker and hook are attached	a long fishing line with many shorter lines and hooks attached to it (usually suspended between buoys)