foísitiu

• oísitiu (lenited form)

Alteration of fóesam (which persists in the sense ‘protection’) to include the suffix -tiu, under the influence of the near-synonym aititiu (“acknowledging”).^[1][2]

• IPA^(key):

foísitiu f (genitive foísiten, nominative plural foísitin)

1. verbal noun of fo·sisedar: confession
   • c. 850-875, Turin Glosses and Scholia on St Mark, published in Thesaurus Palaeohibernicus (reprinted 1987, Dublin Institute for Advanced Studies), edited and with translations by Whitley Stokes and John Strachan, vol. I, pp. 484–94, Tur. 58^a

     Bíid didiu a confessio hísin do foísitin pecthae, bíid dano do molad, bíid dano do atlugud buide; do foísitin didiu atá-som sunt.

     That confessio, then, is for confessing sins, it is also for praising, it is also for offering thanks; here, then, it is for confessing.

   • c. 800–825, Diarmait, Milan Glosses on the Psalms, published in Thesaurus Palaeohibernicus (reprinted 1987, Dublin Institute for Advanced Studies), edited and with translations by Whitley Stokes and John Strachan, vol. I, pp. 7–483, Ml. 46^b12

     Madach .i. níba madae dam m’oísitiu, air na ní no·gigius, ebarthi Día.

     vain, i.e. my confession will not be vain to me, for whatever I shall pray for, God will grant it.

• Irish: faoistin
• Manx: feyshtyn

• Gregory Toner, Sharon Arbuthnot, Máire Ní Mhaonaigh, Marie-Luise Theuerkauf, Dagmar Wodtko, editors (2019), “faísitiu”, in eDIL: Electronic Dictionary of the Irish Language