Ís

According to the Old English Dictionary:

es;

ÍS

n. I. ICE :-- Ís glacies, Ælfc. Gl. 94; Som. 75, 103; Wrt. Voc. 52, 53. Hwí ne wundriaþ hí hwí ðæt ís weorþe why do not they wonder why ice comes? Bt. 39, 3; Fox 214, 35. Ofer eástreámas ís brycgade the ice formed a bridge over the streams, Andr. Kmbl. 2524; An. 1268 : Exon. 90 a ; Th. 338, 4 ; Gn. Ex. 73. Íses gicel stiria, stillicidia, Ælfc. Gl. 16; Som, 58, 68; Wrt. Voc. 21, 55. Hit eal gemealt íse gelícost it all melted just like ice, Beo. Th. 3221; B. 1608. Ðá eode hé sumre nihte on íse unwærlíce dum incautius forte noctu in glacie incederet, Bd. 3, 2; S. 525, 1. Styccum healfbrocenra ísa semifractarum crustis glacierum, 5, 12 ; S. 631, 26. II. the name of the Rune ᛁ = i :-- ᛁ byþ oferceald ungemetum slidor ice is exceedingly cold and excessively slippery, Runic pm. 11; Kmbl. 341, 14. [O.Frs. O. H. Ger. ís; n : Icel. íss; m : Ger. eis; n.] is