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From A Wiki of Ice and Fire
Valonqar is High Valyrian for "little brother". It is the word used by "Maggy", a maegi and fortune teller, in her prophecies to Cersei Lannister and Melara Hetherspoon.
||And when your tears have drowned you, the valonqar shall wrap his hands about your pale white throat and choke the life from you.
, to Cersei Lannister
References and Notes