féith1, f. (gs. ~e, pl. ~eacha).1. (a) Sinew; muscle. Na ~eacha a aclú, to exercise the muscles. (b)Moll: Adhesive muscle, foot. (c)Bot: Rib. 2. Vein. (a)Geol:Min: Seam, thread, lode. ~ ghuail, aolchloiche, seam of coal of limestone. (b)Physiol:Níl ~ ná fuil ann, there is no life, no spirit, in him. Ní raibh ~ ná comhaireamh aige, there was no sign of life in him; he was dead drunk. Fíoch na ~e, the heyday in the blood. ~ fola (ar chaora), blackleg (in sheep). (c)Fig: Streak, strain, natural bent, talent. Tá ~ bhog ann, there is a soft, a generous, streak in him. Tá ~ na feola ann, he tends to put on flesh. Tá ~ an bhainne sna ba sin, there is a good milk strain in those cows. ~ an cheoil, na filíochta, talent for music, for poetry. ~ an achrainn, na háilteoireachta, quarrelsome, mischievous, bent. ~ an oilc, tendency to evil. Tá an fhéith ann chuige, it is in his nature. Tá ~ ón diabhal ann, he is an imp of Satan. 3. Soft seam in bogland; swampy strip. 4. Climbing, twining, plant; trailer, vine.