truelove knot vs fisherman's knot

truelove knot and fisherman's knot both are nouns.

Word	Noun	Adjective	Verb	Adverb
truelove knot	Yes	No	No	No
fisherman's knot	Yes	No	No	No

As nouns, truelove knot and fisherman's knot are synonyms defined as:

truelove knot and fisherman's knot: a knot for tying the ends of two lines together

Other synonyms of truelove knot include true lover's knot.

truelove knot (noun)	fisherman's knot (noun)
a knot for tying the ends of two lines together	a knot for tying the ends of two lines together