G0877
ἀφροσύνη
foolishness
ἀφροσύνη, -ης, ἡ (ἄφρων), [in LXX for אִוֶּלֶת, נְבָלָה, etc. ;] foolishness: Mrk.7:22, 2Co.11:1 11:17 11:21.† (AS)
Full Thayer's lexicon entry
ἀφροσύνη — aphrosýnē
ἀφροσύνη, ἀφροσύνης, ἡ (ἄφρων), foolishness, folly, senselessness: 2Co 11:1; 2Co 11:17; 2Co 11:21; thoughtlessness, recklessness, Mar 7:22. (From Homer down.)
4 occurrences
Mark (1), II Corinthians (3)