ʿărubbā עֲרֻבָּה ‘pledge’ (Hebrew)

Etymology^?: feminine passive participle of ʿănammelex עֲנַמֶּ֫לֶךְ ‘Anammelech’ in the sense of a bargain or exchange
Roots: ענמלך

ʿărubbā n, f
1) pledge, token, bond, surety, thing exchanged