Group 1
40 Years of Rest
Ages of Man
Battle of Eddington
Brian Boru
Charles the Bald

Group 2
culture hero
Danegeld
Danelaw
Dorestad
Dublin, Ireland

Group 3
Eddic poetry
emporium
eschatology
Godfred, king of the Danes
Jomsvikings

Group 4
kenning
King Alfred
Lindisfarne
liĆ°
morgengifu

Group 5
parataxis
Ragnarok
Rollo of Normandy
Roman Iron Age
runes

Group 6
Skaldic poetry
Snorri Sturluson
Staraja Ladoga
Treaty of Verdun
Ulaid