Rǽs

According to the Old English Dictionary:

(?), -we;

rǽs

f. Counsel, deliberation :-- Ðonne merestreámas meotudes rǽswum (or from rǽswa ?) onwealcaþ, Exon. Th. 193, 24; Az. 126. And see rǽs-bora, rǽswian. ræs