Hréman

According to the Old English Dictionary:

hréman

Substitute: hréman; p. de To vaunt, boast:--Nó þæt þín aldor ǽfre wolde Godes goldfatu in gylp beran, ne þý hraðor hrémde þeáh þe here brohte Israéla gestreón in his ǽhte geweald, Dan. 756.Hár hilderinc hréman ne þorfte mecga gemánan, Æðelst. 39. [O. Sax. hrómian: O. H. Ger. hrómen, hruomen gloriari, jactare.] hreman