-şünaslıq (Azerbaijani) comes from Azerbaijani -şünas, from Persian ـشناس, from Persian شناختن, from Middle Persian 𐭱𐭭𐭠𐭧𐭲𐭭, from Old Persian 𐎧𐏁𐎴𐎠𐎿𐎠𐏃𐎹, from Proto-Indo-European ǵneh₃- — to know.
-şünaslıq (Azerbaijani): logy