lover's knot vs true lovers' knot

lover's knot and true lovers' knot both are nouns.

Word	Noun	Adjective	Verb	Adverb
lover's knot	Yes	No	No	No
true lovers' knot	Yes	No	No	No

As nouns, lover's knot and true lovers' knot are synonyms defined as:

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

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

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