philter vs love-philter

philter and love-philter both are nouns.

Word	Noun	Adjective	Verb	Adverb
philter	Yes	No	No	No
love-philter	Yes	No	No	No

As nouns, philter and love-philter are synonyms defined as:

philter and love-philter: a drink credited with magical power; can make the one who takes it love the one who gave it

Other synonyms of philter include love-philtre, love-potion, philtre.

philter (noun)	love-philter (noun)
a drink credited with magical power; can make the one who takes it love the one who gave it	a drink credited with magical power; can make the one who takes it love the one who gave it