Where does “dilşünaslıq” come from?

dilşünaslıq (Azerbaijani) comes from Azerbaijani dilşünas, from Azerbaijani dil, from Persian دل, from Proto-Iranian *jā́rd, from Proto-Indo-Iranian *ȷ́ʰā́rd, from Proto-Indo-European ḱḗr — heart.

Ancestry of “dilşünaslıq”, step by step

StepLanguageWordMeaning
1Azerbaijanidilşünas—
2Azerbaijanidiltongue; language; spit
3Persianدلheart; mind; courage
4Proto-Iranian*jā́rdheart
5Proto-Indo-Iranian*ȷ́ʰā́rdheart
6Proto-Indo-Europeanḱḗrheart
Every word from Proto-Indo-European ḱḗr →Every word from Proto-Indo-Iranian *ȷ́ʰā́rd →Every word from Proto-Iranian *jā́rd →