Reconstruction:Proto-Celtic/su-

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 *h₁su- (“good”).

Prefix

*su-

1. good, well

Descendants

• Proto-Brythonic: *hu-
  • Old Breton: ho-, hu-
    • Breton: he-
  • Middle Cornish: he-, hy-
  • Old Welsh: hi-, hu-
    • Middle Welsh: hy-, hu-
      • Welsh: hy-
• Old Irish: so-
  • Irish: so-
  • Manx: so-
  • Scottish Gaelic: so-
• Gaulish: su-

Antonyms

• *dus-

Related terms

• *esus

References

• R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “hy-”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies