philtre vs love-potion

philtre and love-potion both are nouns.

Word	Noun	Adjective	Verb	Adverb
philtre	Yes	No	No	No
love-potion	Yes	No	No	No

As nouns, philtre and love-potion are synonyms defined as:

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

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

philtre (noun)	love-potion (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