Uighur vs Uygur

Uighur and Uygur both are nouns.

Word	Noun	Adjective	Verb	Adverb
Uighur	Yes	No	No	No
Uygur	Yes	No	No	No

As nouns, Uighur and Uygur are synonyms defined as:

Uighur and Uygur: the Turkic language spoken by approximately 7,000,000 Uighur in extreme northwestern China

Other synonyms of Uighur include Uighur language, Uigur, Uigur language, Uygur language.

As nouns, Uighur and Uygur are synonyms defined as:

Uighur and Uygur: the script (derived from Aramaic) used to write the Uighur language

Other synonyms of Uighur include Uigur.

As nouns, Uighur and Uygur are synonyms defined as:

Uighur and Uygur: a member of a people who speak Uighur and live in Xinjiang and adjacent areas

Other synonyms of Uighur include Uigur.

Uighur (noun)	Uygur (noun)
the Turkic language spoken by approximately 7,000,000 Uighur in extreme northwestern China	the Turkic language spoken by approximately 7,000,000 Uighur in extreme northwestern China
the script (derived from Aramaic) used to write the Uighur language	the script (derived from Aramaic) used to write the Uighur language
a member of a people who speak Uighur and live in Xinjiang and adjacent areas	a member of a people who speak Uighur and live in Xinjiang and adjacent areas