FROM STRONG’S GREEK DICTIONARY (1890)

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

plerophoreo πληροφορέω — play-rof-or-eh'-o — from 4134 and 5409; to carry out fully (in evidence), i.e. completely assure (or convince), entirely accomplish:--most surely believe, fully know (persuade), make full proof of.

see GREEK for 4134

see GREEK for 5409