FROM STRONG’S GREEK DICTIONARY (1890)

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

epaggello ἐπαγγέλλομαι — ep-ang-el'-lo — from 1909 and the base of 32; to announce upon (reflexively), i.e. (by implication) to engage to do something, to assert something respecting oneself:--profess, (make) promise.

see GREEK for 1909

see GREEK for 32