ἐπαγγέλλω
epaggellō
ep-ang-el'-lo
From G1909 and the base of G32; to announceupon (reflexively), that is, (by implication) to engage to do something, to assert something respecting oneself
KJV Usage: profess, (make) promise.
G1860 ἐπαγγελίαἐπαγγελία
epaggelia
ep-ang-el-ee'-ah
From G1861; an announcement (for information, assent or pledge; especially a divine assurance of good)
KJV Usage: message, promise.
G4279 προεπαγγέλλομαιπροεπαγγέλλομαι
proepaggellomai
pro-ep-ang-ghel'-lom-ahee
Middle voice from G4253 and G1861; to promiseofold