[pur-fi-dee] /ˈpɜr fɪ di/
noun, plural perfidies.
deliberate breach of faith or trust; faithlessness; treachery:
perfidy that goes unpunished.
an act or instance of faithlessness or treachery.
noun (pl) -dies
a perfidious act
1590s, from Middle French perfidie (16c.), from Latin perfidia “faithlessness, falsehood, treachery,” from perfidus “faithless,” from phrase per fidem decipere “to deceive through trustingness,” from per “through” (see per) + fidem (nominative fides) “faith” (see faith).
[C]ombinations of wickedness would overwhelm the world by the advantage which licentious principles afford, did not those who have long practiced perfidy grow faithless to each other. [Samuel Johnson, “Life of Waller”]
[purf-in] /ˈpɜrfˌɪn/ noun 1. a postage stamp having perforated initials punched into the paper: used by businesses to prevent unauthorized use of stamps. /ˈpɜːfɪn/ noun 1. (philately) the former name for spif
/ˈpɜːfiŋ/ noun 1. (NZ) the practice of taking early retirement, with financial compensation, from the police force
[per-foh-lee-it, -eyt] /pərˈfoʊ li ɪt, -ˌeɪt/ adjective, Botany. 1. having the stem apparently passing through the leaf, owing to congenital union of the basal edges of the leaf round the stem. /pəˈfəʊlɪɪt; -ˌeɪt/ adjective 1. (of a leaf) having a base that completely encloses the stem, so that the stem appears to pass through it
noun 1. a slender plant, Uvularia perfoliata, of the lily family, of eastern North America, having pale yellow, bell-shaped flowers.