FROM STRONG’S GREEK DICTIONARY (1890)

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

azumos ἄζυμος — ad'-zoo-mos — from 1 (as a negative particle) and 2219; unleavened, i.e. (figuratively) uncorrupted; (in the neutral plural) specially (by implication) the Passover week:--unleavened (bread).

see GREEK for 1

see GREEK for 2219