scíth

The adjectival sense “tired” is older. In the sense “rest” it replaced scís. From Old Irish scíth (“tired”). Cognate with Scottish Gaelic sgìth (“tired”) and Breton skuizh (“tired”).

• IPA^(key): /ʃciː/

scíth f (genitive singular scíthe, nominative plural scítheanna)

1. rest (relief afforded by sleeping)

   Synonyms: sos, scís

   Cuir do scíth díot./​Déan do scíth./​Lig do scíth./​Tóg do scíth. ― Rest yourself.

   Glac scíth. ― Take a rest.

   Thug sé scíth dá chuid capall. ― He rested his horses.

• lig do scíth
• scítheach

scíth (genitive singular masculine scíth, genitive singular feminine scíthe, plural scíthe, comparative scíthe)

1. (literary) tired

   Synonyms: tuirseach, scítheach

2. (literary) dejected, disheartened, dispirited, sad

   Synonyms: atuirseach, ceanníseal

• Ó Dónaill, Niall (1977) “scíth”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN
• G. Toner, M. Ní Mhaonaigh, S. Arbuthnot, D. Wodtko, M.-L. Theuerkauf, editors (2019), “scíth”, in eDIL: Electronic Dictionary of the Irish Language
• Dinneen, Patrick S. (1904) “scíṫ”, in Foclóir Gaeḋilge agus Béarla, 1st edition, Dublin: Irish Texts Society, page 610
• Entries containing “scíth” in English-Irish Dictionary, An Gúm, 1959, by Tomás de Bhaldraithe.
• Entries containing “scíth” in New English-Irish Dictionary by Foras na Gaeilge.

from Proto-Celtic *skītos, from Proto-Indo-European *(s)keh₁t- (“damage, harm”).

• IPA^(key): /sʲkʲiːθ/

scíth

1. tired, weary
   • 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. 103^b4

     .i. neph-saithrach .i. ní bad scith ón etir ocfarnditin·

     i.e. non-laborious, i.e. that is, it would not have been weary at all in protecting you.

2. wearisome (with copula and la (“to”))
   • 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. 56^d15

     .i. is scith leu deicsin innafirián

     i.e. it is wearisome to them to see the righteous.

• scís (“tiredness”)
• scíthaigidir (“to become tired”)

• Irish: scíth (“rest”)
• Manx: sgíth

• G. Toner, M. Ní Mhaonaigh, S. Arbuthnot, D. Wodtko, M.-L. Theuerkauf, editors (2019), “scíth”, in eDIL: Electronic Dictionary of the Irish Language
• Thurneysen, Rudolf (1940, reprinted 2017) D. A. Binchy and Osborn Bergin, transl., A Grammar of Old Irish, Dublin Institute for Advanced Studies, →ISBN, page 166