= insensibly, adv. 2.

Without sense or understanding; stupidly, irrationally. Obsolete. rare.

Foolishly. Obsolete. rare.

Without (apparent) understanding or thought; vacantly. Now rare.

In a vacant manner; †in freedom from business or work.

in an unthinking or unintelligent manner; so as not to engage or challenge the intelligence.

In an insensate manner: (a) unconsciously; (b) unfeelingly; (c) senselessly, foolishly.