All 7 Uses

Shia
in
The Kite Runner
(Edited)

Like Ali, she was a Shi'a Muslim and an ethnic Hazara.
p. 8.1

Shi'a = second most populous denomination of Islam (over 10%)

unconventional spelling: In the West, this is more commonly spelled Shia.
The book said part of the reason Pashtuns had oppressed the Hazaras was that Pashtuns were Sunni Muslims, while Hazaras were Shi'a.
p. 9.7
"That's the one thing Shi'a people do well," he said, picking up his papers, "passing themselves as martyrs."
p. 9.9
He wrinkled his nose when he said the word Shi'a, like it was some kind of disease.
p. 10.1
In the end, I was a Pashtun and he was a Hazara, I was Sunni and he was Shi'a, and nothing was ever going to change that.
p. 25.7 *
For a lot of Hazaras, Iran represented a sanctuary of sorts—I guess because, like Hazaras, most Iranians were Shi'a Muslims.
p. 57.9
You come all the way from America for… a Shi'a?
p. 267.5

Shi'a = a person of the second most populous denomination of Islam (over 10%)

unconventional spelling: In the West, this is more commonly spelled Shia.

Definitions:

(1) (Shia)
second most populous denomination of Islam (over 10%) and most associated with Iran

The Shia broke off from the Sunnis due to Shia insistence that Muhammad's caliph successors should all be descendants of Muhammad. Shia's identify with Persian rather than Arab empires.
(2) (meaning too rare to warrant focus)