Varangian
/vəˈrændʒɪən/noun
- any of the Scandinavian voyagers who travelled by land and up rivers into Russia in the 9th and 10th centuries AD, establishing the Rurik dynasty and gaining great influence in the Byzantine Empire瓦兰吉亚人（公元9-10世纪从陆路或沿河向上游进入俄罗斯的斯堪的纳维亚旅行者, 建立留里克王朝, 在拜占庭帝国影响甚大）。
词源
from medieval Latin Varangus （a name ultimately from Old Norse, probably based on vár 'pledge'） + -IAN.