But if this confessed the truth, she was the insanest of women.
Behold now the consequence of the wilful Welshwoman's insanest of legacies!
Thus he was perfectly rational, though when others beheld him he appeared the insanest of mortals.
No cloak of insanest belief, of dullest mistake, would henceforth hide any more the dreary nakedness of the skeleton, life!
Nothing but the insanest bigotry in favor of their own conjectures could lead them to quarrel with us for expounding ours.
But the first love—the only love worth having; and yet, of all loves the most ignorant—the insanest.
1550s, from Latin insanus "mad, insane; outrageous, excessive, extravagant," from in- "not" (see in- (1)) + sanus "well, healthy, sane" (see sane). Originally only of persons; of actions, from 1842. Cf. lunatic; and Italian pazzo "insane," originally a euphemism, from Latin patiens "suffering." German verrückt, literally past participle of verrücken "to displace," "applied to the brain as to a clock that is 'out of order' " [Buck]. The noun meaning "insane person" is attested from 1786.
insane in·sane (ĭn-sān')
Of, exhibiting, or afflicted with insanity.