* Romantic: The witch brewed a love philter, hoping to capture the heart of the handsome prince.
* Magical: The wizard crafted a potent philter that could grant temporary invisibility.
* Figurative: Her smile was a philter that could charm even the most hardened heart.
* Historical: Medieval alchemists believed they could create philters to cure diseases.
* Humorous: He tried to win her over with his charm, but she was immune to his romantic philter.
Remember, "philter" often implies a magical or enchanted potion, so it's not always appropriate for everyday use.