köken: Cf. Bulgarian похлупка (pohlupka). Alternatively derived from the earlier forms pleopă and plopă (now regional variants), from a Vulgar Latin *pluppa, metathesis of *pupla, from a contraction of Latin pūpula (“pupil”). Compare the transition from Latin populus to Romanian plop (which also has a variant form pleop).
köken: From Proto-Italic *keljom, from Proto-Indo-European *ḱel-yo-m, which is derived from Proto-Indo-European *ḱel- (“to cover”). Alternatively, compare Ancient Greek κῠ́λᾱ (kŭ́lā, “the parts under the eyes”) (though Beekes doubts this connection and derives the latter from Pre-Greek).
aile: ciliāris, intercilium, supercilium
Etimoloji
Ferlus reconstructed Proto-Vietic *k-piːl ~ *ɓiːlʔ (“eyelid”). This is a curious etymology. The potential Muong Bi cognate pèl is attested in Từ điển Mường-Việt (2002), having an A tone and pointing to a plain stop, while the Vietnamese word has a nasal, which points to the implosive *ɓ, and a B tone. The various clearly cognate forms are attested in Ngữ âm tiếng Mường qua các phương ngôn (1982),…