Webster’s Revised Unabridged Dictionary · 1913
Witless
Wit′less, a. Destitute of wit or understanding; wanting thought; hence, indiscreet; not under the guidance of judgment. "Witless bravery." Shak.
A witty mother! witless else her son. Shak.
Witless pity breedeth fruitless love. Fairfax.
— Wit′less·ly, adv. — Wit′less·ness, n.