Proto-Indo-Iranian *túH

→ Avestan 𐬙𐬏𐬨 (inherited)

→ Assamese তই (inherited)

→ Bagheli तँय (inherited)

→ Bengali তুমি (inherited)

→ Bundeli तैं (inherited)

→ Persian تو (inherited)

→ Hindi तू (inherited)

→ Northern Kurdish tu (inherited)

→ Punjabi ਤੂੰ (inherited)

→ Old Persian 𐎬𐎺𐎶 (inherited)

→ Sanskrit त्वम् (inherited)

→ Sylheti ꠔꠥꠝꠤ (inherited)