FROM STRONG’S GREEK DICTIONARY (1890)

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

aggelos ἄγγελος — ang'-el-os — from aggello (probably derived from 71; compare 34) (to bring tidings); a messenger; especially an "angel"; by implication, a pastor:--angel, messenger.

see GREEK for 71

see GREEK for 34