lovers' knot vs love knot

lovers' knot and love knot both are nouns.

Word	Noun	Adjective	Verb	Adverb
lovers' knot	Yes	No	No	No
love knot	Yes	No	No	No

As nouns, lovers' knot and love knot are synonyms defined as:

lovers' knot and love knot: a stylized or decorative knot used as an emblem of love

Other synonyms of lovers' knot include lover's knot, true lover's knot, true lovers' knot.

lovers' knot (noun)	love knot (noun)
a stylized or decorative knot used as an emblem of love	a stylized or decorative knot used as an emblem of love