Words that come from Proto-Indo-European h₂p-

18 words across 9 languages descend from Proto-Indo-European h₂p- — including द्वीप, દ્વીપ, ద్వీపము, बेट, द्वीपीय, द्वीप, द्वीपसमूह, দ্বীপ-পুঞ্জ.

See the etymology of h₂p- itself →

Hindi (8)

Assamese (2)

Bengali (2)

Sanskrit (1)

Gujarati (1)

Telugu (1)

Marathi (1)

Khmer (1)

Proto-Indo-Iranian (1)