Reconstruction:Proto-Celtic/ɸrostos

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 *pró-sth₂-os, a derivative of *steh₂- (“to stand”), the overall semantics being "something standing ahead". The same construction as Sanskrit प्रस्थ (prastha, “plateau”), but probably coined separately in the two languages.

Noun

*ɸrostos m

1. Noun used in the daughter languages to refer to various protruding natural landforms, including:
   1. a wooded height or promontory
   2. moor
   3. (wooded) hill

Inflection

Masculine o-stem
	singular	dual	plural
nominative	*ɸrostos	*ɸrostou	*ɸrostoi
vocative	*ɸroste	*ɸrostou	*ɸrostoi
accusative	*ɸrostom	*ɸrostou	*ɸrostoms
genitive	*ɸrostī	*ɸrostous	*ɸrostom
dative	*ɸrostūi	*ɸrostobom	*ɸrostobos
locative	*ɸrostei	*?	*?
instrumental	*ɸrostū	*ɸrostobim	*ɸrostūis

Descendants

• Proto-Brythonic: *rros
  • Middle Breton: ros
  • Cornish: ros
  • Middle Welsh: ros
    • Welsh: rhos
• Old Irish: ros
  • Irish: ros (“wood”)
  • Scottish Gaelic: ros (“promontory”)