u, n. later m. vn. of íachtaid. act of shouting, crying out; crying, groaning: iachtadh .i. éigheamh, no glaodh, O'Cl. iachtadh cech mairph .i. ach, Auraic. 2378. iachtadh .i. estecht nó subhaidhe, ut est iachta[d] sluaigh suide n-imbais `the outcry of the host is a seat of inspiration,' O'Dav. 1071. cia hiachtadh n-uathmur n-anbhfeta andso? Anecd. ii 51.4 . ardam iachtadha, iii 43.22 . égim no i.¤ no urḟocra, TBC-LL¹ 644. ní d'oen maig is uch nó as i.¤ , RC xx 158 § 7 Comm. (ACC). atnaig a i.¤ curad ass, TTr. 2033. léicis Garb ... a i.¤ écomlaind ar aird, RC xiv 420.17 . in duine ac i.¤ i ngalar, Auraic. 5576. ni gnáth ... i.¤ gan foreigen, MR 238.21 . síreighemh ┐ iachtadh na nanffann, AFM v 1668.3 . int iachtadh esaentadach doronsat Iude ... i fiadnaisi Filait, D IV 2, 40d22 .

Of animal and bird cries: i.¤ na cuilén `the squealing of whelps,' Death-tales of the Ulster heroes 28 § 11. i.¤ na n-enlaith isind aiur for na srothaib teinedh, Ériu ii 138 § 131.