Reconstruction:Proto-Indo-European/keyt-

Proto-Indo-European

Etymology

Possibly an extension of *key- (“to be hot, to burn”), whence the Germanic terms *haitaz (“hot”), Gothic 𐌷𐌰𐌹𐍃 (hais, “torch”), and Proto-West Germanic *haj (“heat”).

Root

*keyt-

1. to shine, glow

   Synonyms: *bʰeh₂-, *bʰleyǵ-, *ḱweyt-

Derived terms

Terms derived from the Proto-Indo-European root *keyt-‎ (2 c, 0 e)

• *kéyt-e-tor (deponent thematic present)
  • Proto-Indo-Iranian: *čáytatay
    • Proto-Indo-Aryan:
      • Sanskrit: चेतते (cetate, “appears”) (merged with चेतति (cetati), from *kʷeyt- (“to notice”))
• *kit-éye-ti
  • Proto-Indo-Iranian: *čitáyati
    • Proto-Indo-Aryan:
      • Vedic Sanskrit: चितयन्ति (citayanti, “they shine”)
      • Sanskrit: चेतयते (cetayate, “shines”)
• *kit-rós
  • Proto-Indo-Iranian: *čitrás (see there for further descendants)
    • Proto-Indo-Aryan: *ćitrás
      • Sanskrit: चित्र (citrá) (see there for further descendants)
    • Proto-Iranian: *ciθráh (see there for further descendants)
• *koyt-ús
  • Proto-Indo-Iranian: *kaytúš
    • Proto-Indo-Aryan: *kaytúṣ
      • Sanskrit: केतु (ketu, “lamp, appearance”)
  • Proto-Germanic: *haiduz (“way, appearance”) (see there for further descendants)
• *koyt-rós
  • Proto-Germanic: *haidraz (see there for further descendants)
  • Proto-Balto-Slavic:
    • Lithuanian: kaitrà
• Unsorted formations:
  • Lithuanian: kaisti, kaitinti
  • Proto-Germanic: *haidą, *haidrį̄, *haidrijaną
  • Proto-Germanic: *haiþī (“heath, wasteland”) (connection to this root is uncertain)
    • Proto-Celtic: *kaitos (early borrowing from pre-Proto-Germanic)
      • Proto-Brythonic: *koɨd