köken: From Persian تانبول (tânbul), from Sanskrit ताम्बूल (tāmbūla). Possibly via Hindi तांबूल (tāmbūl). Lodhi also adds Gujarati તાંબૂલ (tāmbūl) as an intermediary.
Borrowed from Philippine Spanish buyo, possibly from Cebuano buyo, from Proto-Malayo-Polynesian *buyuq (“leaf of a vine chewed with betel nut, betel pepper: Piper betle”). Compare Central Bikol buyo, Aklanon buyo, Tausug buyu', and Chamorro buyu.