renaid

Old Irish

From Proto-Celtic *rināti, from Proto-Celtic *h₂ri-né-H-ti, from Proto-Indo-European *h₂reyH- (“to count”).^[1]^[2] Cognate with Ancient Greek ἀριθμός (arithmós, “number”), νήριτος (nḗritos, “countless”); Latin rītus (“religious observances”); Old English rīm (“calculation”); Tocharian B yärm (“measure”).

renaid (conjunct ·ren, verbal noun reicc)

to sell, to exchange, to barter
- c. 800, Würzburg Glosses on the Pauline Epistles, published in Thesaurus Palaeohibernicus (reprinted 1987, Dublin Institute for Advanced Studies), edited and with translations by Whitley Stokes and John Strachan, vol. I, pp. 499–712, Wb. 28^c2
  Ní rïat na dánu díadi ara n-indeb domunde.
  Let them not sell the divine gifts for the worldly wealth.

⇒ Middle Irish: reccaid (denominative from verbal noun)
- Irish: reic
- Scottish Gaelic: reic

Mutation of *renaid*
radical	lenition	nasalization
renaid also rrenaid in h-prothesis environments	renaid pronounced with /ɾʲ-/	renaid also rrenaid

Note: Certain mutated forms of some words can never occur in Old Irish.
All possible mutated forms are displayed for convenience.

^ Schumacher, Stefan, Schulze-Thulin, Britta (2004) “*ri-na-”, in Die keltischen Primärverben: ein vergleichendes, etymologisches und morphologisches Lexikon [The Celtic Primary Verbs: A comparative, etymological and morphological lexicon] (Innsbrucker Beiträge zur Sprachwissenschaft; 110) (in German), Innsbruck: Institut für Sprachen und Literaturen der Universität Innsbruck, →ISBN, page 551
^ Kümmel, Martin Joachim (2011–2024) “*h₂rei̯H-”, in Addenda und Corrigenda zu LIV²‎^[1], page 38