Loanwords of Persian and Arabic origin were dropped in favor of native Turkish words or new coinages based on Turkic roots.
There is also a possibility that the name of the lake has Turkic root.
The theory proposed that because this primal language had close phonemic resemblances to Turkish, all other languages can essentially be traced back to Turkic roots.
Cossack has the same Turkic root as Kazak.
Constantine Zuckerman suggests a more obvious etymology, from the Turkic (Khazar) roots "sam"+"bat" (literally, "upper fortress").
Its ultimate derivation is probably from the Turkic roots bai ("noble, rich"; cf. "bey") and är ("man, men").
The language was "purified" by replacing words of Persian or Arabic origin for words derived from Turkic roots.
Its name is derived from Turkic roots meaning "yellow-stone".
The outcome was also criticised by Turkey, which traditionally sides with Azerbaijan because of ethnic Turkic roots, and has historic tensions with Armenia.
The ethnonym Kazakh is from the same Turkic root.