faiche

f., an fhaiche green, lawn; the field nearest the house1 Anglicized spelling Faha, Haha Examples The Faha, Kilkieran, Co. Kilkenny; Faha, Adare, Co. Limerick; Faha, Castletown, Co. Tipperary 1 MacBain’s Dictionary  

fasach

m. wasteland, wilderness