Reconstruction:Proto-Celtic/yestīnos

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

Usually derived from Proto-Indo-European *yes- (“to boil”),^[1] but Schrijver is hesistant to accept this due to divergent semantics.^[2]

Adjective

*yestīnos

shining, bright
handsome

Inflection

O/ā-stem
masculine	singular	dual	plural
nominative	*yestīnos	*yestīnou	*yestīnoi
vocative	*yestīne	*yestīnou	*yestīnoi
accusative	*yestīnom	*yestīnou	*yestīnoms
genitive	*yestīnī	*yestīnous	*yestīnom
dative	*yestīnūi	*yestīnobom	*yestīnobos
instrumental	*yestīnū	*yestīnobim	*yestīnobis
feminine	singular	dual	plural
nominative	*yestīnā	*yestīnai	*yestīnās
vocative	*yestīnā	*yestīnai	*yestīnās
accusative	*yestīnam	*yestīnai	*yestīnams
genitive	*yestīnās	*yestīnous	*yestīnom
dative	*yestīnai	*yestīnābom	*yestīnābos
instrumental	*?	*yestīnābim	*yestīnābis
neuter	singular	dual	plural
nominative	*yestīnom	*yestīnou	*yestīnā
vocative	*yestīnom	*yestīnou	*yestīnā
accusative	*yestīnom	*yestīnou	*yestīnā
genitive	*yestīnī	*yestīnous	*yestīnom
dative	*yestīnūi	*yestīnobom	*yestīnobos
instrumental	*yestīnū	*yestīnobim	*yestīnobis

Declension of the comparative
masculine	singular	dual	plural
nominative	*yestīnyūs	*?	*yestīnyoses
vocative	*yestīnyūs	*?	*yestīnyoses
accusative	*yestīnyosam	*?	*yestīnyosams
genitive	*yestīnisos	*?	*yestīnisom
dative	*yestīnisei	*?	*yestīnisbos
instrumental	*yestīnisī	*?	*yestīnisbis
feminine	singular	dual	plural
nominative	*yestīnyūs	*?	*yestīnyoses
vocative	*yestīnyūs	*?	*yestīnyoses
accusative	*yestīnyosam	*?	*yestīnyosams
genitive	*yestīnisos	*?	*yestīnisom
dative	*yestīnisei	*?	*yestīnisbos
instrumental	*yestīnisī	*?	*yestīnisbis
neuter	singular	dual	plural
nominative	*yestīnyos	*?	*yestīnyosa?
vocative	*yestīnyos	*?	*yestīnyosa?
accusative	*yestīnyos	*?	*yestīnyosa?
genitive	*yestīnisos	*?	*yestīnisom
dative	*yestīnisei	*?	*yestīnisbos
instrumental	*yestīnisī	*?	*yestīnisbis

Descendants

Proto-Brythonic: *jėsin
- ⇒ Old Welsh: Taliessin, Taliesin, Talgesin
- Middle Welsh: iesin, yessin, iessin
  - Welsh: iesin
Gaulish: *iestīnos
- → Latin: Iestīnus

References

^ Delamarre, Xavier (2003) “iestinos”, in Dictionnaire de la langue gauloise: une approche linguistique du vieux-celtique continental (Collection des Hespérides; 9), 2nd edition, Éditions Errance, →ISBN, page 188
^ Schrijver, Peter C. H. (1995) Studies in British Celtic historical phonology (Leiden studies in Indo-European; 5), Amsterdam, Atlanta: Rodopi, page 105

[1] Delamarre, Xavier (2003) “iestinos”, in Dictionnaire de la langue gauloise: une approche linguistique du vieux-celtique continental (Collection des Hespérides; 9), 2nd edition, Éditions Errance, →ISBN, page 188

[2] Schrijver, Peter C. H. (1995) Studies in British Celtic historical phonology (Leiden studies in Indo-European; 5), Amsterdam, Atlanta: Rodopi, page 105

[1]

[2]