De dúilib feda na forfid

  • Middle Irish
  • prose
  • Irish texts on language and literature
Short Middle Irish tract on the meaning of five supplementary characters (forfeda) in the Ogam alphabet that represent diphthongs.
  • Middle Irish
prose (primary)


Irish texts on language and literatureIrish texts on language and literature


Primary sources Text editions and/or modern translations – in whole or in part – along with publications containing additions and corrections, if known. Diplomatic editions, facsimiles and digital image reproductions of the manuscripts are not always listed here but may be found in entries for the relevant manuscripts. For historical purposes, early editions, transcriptions and translations are not excluded, even if their reliability does not meet modern standards.

[ed.] Calder, George [ed. and tr.], Auraicept na n-Éces: The scholars’ primer, being the texts of the Ogham tract from the Book of Ballymote and the Yellow book of Lecan, and the text of the Trefhocul from the Book of Leinster, Edinburgh: John Grant, 1917.
CELT – text and introduction: <link> Internet Archive: <link> Septentrionalia.net: <link>
270–271 (lines 5416–5463) Edition from BB and LL. direct link
[ed.] Best, Richard Irvine, Osborn Bergin, M. A. O'Brien, and Anne O'Sullivan (eds.), The Book of Leinster, formerly Lebar na Núachongbála, 6 vols, Dublin: Dublin Institute for Advanced Studies, 1954–1983.
CELT – 1-260: <link> CELT – 400-470 (excl. Táin bó Cúailnge): <link> CELT – 471-638 and 663 (excl. Dinnshenchas Érenn): <link> CELT – 761-781 and 785-841 (excl. Dinnshenchas Érenn and Togail Troí): <link> CELT – 1119-1192 and 1202-1325 (excl. Esnada tige Buchet and Fingal Rónáin ): <link>
Vol. 1, 177–178 Diplomatic edition of the text in LL

Secondary sources (select)

McManus, Damian, A guide to Ogam, Maynooth Monographs 4, Maynooth: An Sagart, 1991.
137–138 (§ 7.9–10); 141–143 (§ 7.13–14)
Thurneysen, Rudolf, “Auraicept na n-éces”, Zeitschrift für celtische Philologie 17 (1928): 277–303.
Dennis Groenewegen
Page created
April 2013, last updated: August 2021