Reconstruction:Proto-Celtic/deiwos

This Proto-Celtic entry contains reconstructed terms and roots. As such, the term(s) in this entry are not directly attested, but are hypothesized to have existed based on comparative evidence.

Proto-Celtic

Etymology

From Proto-Indo-European *deywós.

Noun

*deiwos m

1. god, deity
2. day

Declension

Masculine o-stem
	singular	dual	plural
nominative	*deiwos	*deiwou	*deiwoi
vocative	*deiwe	*deiwou	*deiwūs
accusative	*deiwom	*deiwou	*deiwoms
genitive	*deiwī	*deiwous	*deiwom
dative	*deiwūi	*deiwobom	*deiwobos
locative	*deiwei	*?	*?
instrumental	*deiwū	*deiwobim	*deiwūis

Descendants

• Brythonic: *duɨw
  • Old Breton: *doi (in compound)
    • Middle Breton: doe
      • Breton: doue
  • Old Cornish: duy
    • Middle Cornish: dew, deu
      • Cornish: dew
  • Old Welsh: duiu
    • Middle Welsh: duw
      • Welsh: duw
• Hispano-Celtic:
  • Celtiberian: Teiuoreikis, Deobriga
  • → Galician: Deva (river name)
• Gaulish: Deuognata, teuoxtonio-, Dēuos, Dēwos, Dēvona
• Old Irish: día
  • Irish: dia, Dia, Dé
  • Manx: jee
  • Scottish Gaelic: dia