n o, m. n s. réud, Sg. 63a8 . d s. reud, Ml. 132c8 . reuth, Thes. i 5.15 (Southampton Ps.). reódh m. (g s. n p. riúidh reóidh, d s. riúdh reódh), IGT Dec. § 75 . Hoar-frost (dist. from sic `hard frost'): gl. gelu, Sg. 63a8 , Ml. 132c8 , Corm. Y 1083 ; pruina, Thes. i 5.15 . sioc, oighre, readh, cuisne, Eg. Gl. 532 . talum . . . oígreta co reod, co caisirne, FA 30 LB ( IT i 190.34 ). ro iad reod rōta, LL 208a49 . nir fholaigh snechta nā reodh . . . an fód, BNnÉ 133.31 . i n-aidchi réoid ro-sholais, TBC-LL¹ 5049 . a n-aimsir réoigh nó sneachta, RC xxiv 379.11 . cuisne reoigh `hoar-frost', ITS xiv 14.1 . doinenn dermair reoidh ┐ snechtai, AU ii 84.17 . ó shíorbhrat reódha, Hackett xxi 32 (mod. g s.). pl. bídh gach eas i nglas ó reodhaibh, Keat. Poems 166 . In late poetry eyes are somet. compared with frost: dearc raghlas mar an reodh, A. Ó Dálaigh xiv 9 . i bpéarla do chlaonrosc . . . righin reoidh, Keat. Poems 319 .

As vn. of reódaid, to freeze : fuar mar do beith ag reogh, Rosa Angl. 252.17 . colbhadha ciumhais-gheala . . . acc réodh, AFM vi 1918.9 . (fig.) fuaire mo bhéas ag reodh riom, Ir. Monthly 1928, 438 § 16 .