 Any scion of an eligible heir that did not live long enough to ascend to the throne was cast aside as not eligible, creating a pool of discontented pretenders called Tegin in Turkic and Izgoi in Rus dynastic lines.
<fluency>  Any scion of an eligible heir that did not live long enough to ascend to the throne was cast aside as not eligible, creating a pool of discontented pretenders called Tegin in Turkic and Izgoi in Rus dynastic lines.
 Any scion of an eligible heir who did not live long enough to ascend to the throne was cast aside as not eligible, creating a pool of discontented pretenders called Tegin in Turkic and Izgoi in Rus dynastic lines.