FROM STRONG’S GREEK DICTIONARY (1890)

Strong’s Greek Dictionary (1890) — public domain, printed whole.

apeithes ἀπειθής — ap-i-thace' — from 1 (as a negative particle) and 3982; unpersuadable, i.e. contumacious:--disobedient.

see GREEK for 1

see GREEK for 3982