Abbott-Smith Manual Greek Lexicon
ἄ-σοφος (G781)
1 ἄ-σοφος , -ον , [in LXX: Pr 9:8 א 2 A*;] unwise , foolish : Eph 5:15 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain
Strong's G781 · Greek
ἄσοφος
asophos · as'-of-os
from 1 (as a negative particle) and 4680; unwise