Reigsa

As defined by the Cleasby & Vigfusson Old Norse to English dictionary:

reigsa

að, an iterat. to walk stiffly and haughtily.

Possible runic inscription in Younger Futhark:ᚱᛁᛁᚴᛋᛅ
Younger Futhark runes were used from 8th to 12th centuries in Scandinavia and their overseas settlements