appeal, appealingness, charm -- (attractiveness that interests or pleases or stimulates; "his smile was part of his appeal to her")
spell, magic spell, magical spell, charm -- (a verbal formula believed to have magical force; "he whispered a spell as he moved his hands"; "inscribed around its base is a charm in Balinese")
charm, good luck charm -- (something believed to bring good luck)
charm -- ((physics) one of the six flavors of quark)