faighthe, faithche
Definitions (by source)
faighthe, faithche etc. f. green, lawn; faighthe 92, 793, faithchi 912.
Duanaire Mhéig Uidhir: The poembook of Cú Chonnacht Mág Uidhir, Lord of Fermanagh 1566-1589. Editor: David Greene. Translator: David Greene.
See also faithche.