Sentence:  To get gold to buy peace, they will sell their children into slavery. Sooner than look our swords in the face, they will yield us their daughters to be our thralls! Oath-breakers, <WSD>nithings</WSD>! Will you be beaten by such? Vikings, Odinmen, forward! 
Meaning of the word marked with <WSD> tags:  A coward, a dastard; a wretch.