נְדָבָה

From LSJ

μήτε δίκην δικάσῃς πρίν ἀμφοῖν μῦθον ἀκούσῃς → do not give your judgement until you have heard a speech on both sides

Source

English (Strong)

from נָדַב; properly (abstractly) spontaneity, or (adjectively) spontaneous; also (concretely) a spontaneous or (by inference, in plural) abundant gift: free(-will) offering, freely, plentiful, voluntary(-ily, offering), willing(-ly), offering).