potion vs philtre

potion and philtre both are nouns.

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

As nouns, philtre is a hyponym of potion; that is, philtre is a word with a more specific, narrower meaning than potion:

potion: a medicinal or magical or poisonous beverage
philtre: a drink credited with magical power; can make the one who takes it love the one who gave it

Other hyponyms of potion include elixir, love-philter, love-philtre, love-potion, philter.

potion (noun)	philtre (noun)
a medicinal or magical or poisonous beverage	a drink credited with magical power; can make the one who takes it love the one who gave it