mentaweian

\\ˌmentəˈwīən\ noun (plural mentaweian or mentaweians)

Usage: usually capitalized

Etymology: Mentawei islands off the western coast of Sumatra + English -an

1.

a. : an Indonesian people inhabiting the Mentawei islands

b. : a member of such people

2. : the Austronesian language of the Mentaweian people