[5] darkling. In the dark.
[6] vair. The fur of the squirrel.
[7] Elfin King. King of the fairies.
[8] woned. dwelt.
[9] circle. dance.
[10] fairies' fatal green. The dress of the fairies was green and they were angered when mortals dared to wear garments of that colour.
[11] christened. Those who had been baptized were, according to mediaeval belief, supposed to enjoy special advantages or privileges.
[12] ban. curse.
[13] grisly. horrible; hideous.
[14] kindly blood. The blood of your kindred.