נְדָבָה
Ὁ δ' ἀνεξέταστος βίος οὐ βιωτὸς ἀνθρώπῳ -> The unexamined life is not worth living
Plato, Apology of Socrates 38aEnglish (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).