Strong’s Greek
G3912 — paraphroneo
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
παραφρονέω
paraphroneo — pronounced par-af-ron-eh'-o
from 3844 and 5426; to misthink, i.e. be insane (silly):--as a fool. see GREEK for 3844 see GREEK for 5426
1 occurrence in the KJV.
2 Corinthians 11:23
Are they ministers of Christ? (I speak as a fool) I am more; in labours more abundant, in stripes above measure, in prisons more frequent, in deaths oft.