Reconstruction:Proto-Celtic/osnos

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 *Heh₃s- (“ash tree”).

Noun

*osnos m

1. ash tree

Inflection

Masculine o-stem
	singular	dual	plural
nominative	*osnos	*osnou	*osnoi
vocative	*osne	*osnou	*osnūs
accusative	*osnom	*osnou	*osnoms
genitive	*osnī	*osnous	*osnom
dative	*osnūi	*osnobom	*osnobos
locative	*osnei	*?	*?
instrumental	*osnū	*osnobim	*osnūis

Derived terms

• *osnistū
  • Old Irish: uinnius
    • ⇒ Irish: fuinseog
    • ⇒ Scottish Gaelic: uinnseann

Descendants

• Proto-Brythonic: *onn f
  • Middle Breton: ounenn sg
    • Breton: onn (collective), onnenn sg
  • Old Cornish: onnen sg
    • Cornish: onnen
  • Old Welsh: onnen sg
    • Middle Welsh: onn
      • Welsh: onn
• Middle Irish: onn m