Learn how to say Tadzhik correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word Tajik:
1a member of a mainly Muslim people inhabiting Tajikistan and parts of neighbouring countries.
a native or inhabitant of the republic of Tajikistan.
2 [mass noun] (also Tajiki /tɑːˈdʒiːki/) the language of the Tajiks, a member of the Iranian branch of the Indo-European family.
relating to Tajikistan, the Tajiks, or their language.
from Persian tājik ‘a Persian, someone who is neither an Arab nor a Turk’