Reconstruction:Proto-Celtic/-aros

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

Probably from *-a- +‎ *-ros, from Proto-Indo-European *-rós.

Suffix

*-aros m

1. Forms collective nouns.

Inflection

Masculine o-stem
	singular	dual	plural
nominative	*-aros	*-arou	*-aroi
vocative	*-are	*-arou	*-arūs
accusative	*-arom	*-arou	*-aroms
genitive	*-arī	*-arous	*-arom
dative	*-arūi	*-arobom	*-arobos
locative	*-arei	*?	*?
instrumental	*-arū	*-arobim	*-arūis

Derived terms

Proto-Celtic terms suffixed with *-aros

Descendants

• Brythonic:
  • Old Breton: -ar
    • Middle Breton: -ar
      • Breton: -ar
  • Cornish: -er
  • Middle Welsh: -ar
    • Welsh: -ar
• Old Irish: -ar