stupid

, , , expressing "want of mental sanity and sobriety, a reckless and inconsiderate habit of mind" (Hort; cf. MM, s.v.): , , , , , ; opp. to , ; to , .† without reason senseless foolish Lk 11:40 12:20 Ro 2:20 I Co 15:36 II Co 11:16 12:6 11 I Pe 2:15 II Co 11:19 Eph 2:17 φρόνιμος συνιέντες

senseless, foolish, inconsiderate.

foolish

properly, mindless, i.e. stupid, (by implication) ignorant, (specially) egotistic, (practically) rash, or (morally) unbelieving

fool(-ish), unwise

ἄφρων, -ον genitive -ονος (φρήν), [in LXX for כְּסִיל, נָבָל, etc. ;] without reason, senseless, foolish, expressing "want of mental sanity and sobriety, a reckless and inconsiderate habit of mind" (Hort; cf. MM, see word): Luk.11:40 12:20, Rom.2:20, 1Co.15:36, 2Co.11:16 12:6 12:11, 1Pe.2:15; opposite to φρόνιμος, 2Co.11:19; to συνιέντες, Eph.2:17.† (AS)