Foolishly.

With want of clear perception, stupidly. Obsolete.

Without quickness of understanding; stupidly.

In a blockish manner; stupidly, dully.

Stupidly; with dulled perception; without quickness of wit. Cf. blunt, adj. 1. Obsolete.

Like a buzzard; stupid(ly), senseless(ly).

In a sottish manner.

In a thick manner; so as to be thick, in various senses; densely; closely; abundantly; frequently; deeply; obscurely, indistinctly.

In a doltish manner; stupidly.

foolishly, stupidly.

stupidly; foolishly.

In a way that shows a lack of intelligence, perceptiveness, or common sense; in a stupid or foolish manner.

Senselessly, stupidly.

Not cleverly; in an unintelligent or unskilful way; clumsily.

In the manner of a numbskull; stupidly, foolishly.

(un-, prefix1 affix 5; cf. unintelligent, adj.)

In a manner that indicates a lack of intelligence or common sense; stupidly, foolishly. In later use colloquial.

stupidly, unintelligently.

In an obtuse manner, esp. stupidly, insensitively; (also) at an obtuse angle; in an obtuse form.

Coarsely; grossly, ‘densely’; see the adjective.

In a bovine, dull, or inert manner.

in an unperceptive manner.

in a simplistic manner; with excessive or misleading simplification.

Obtusely.

in a dopey manner.