Save Gender Masculine Usage Guanche, Spanish (Canarian) Pronounced Pron. behn-CHO-mo(Guanche) behn-KO-mo(Canarian Spanish) [key·IPA] Meaning & History Derived from Guanche benčom meaning "ambitious" or benchomo meaning "the greatest". It belonged to the penultimate mencey (leader) (1423-1495) of Taoro, Tenerife.