Unnaturally, irrationally; perversely; absurdly.

In an illogical or ridiculously incongruous manner; in a manner obviously opposed to what is reasonable or appropriate.

In a ridiculous manner or to a ridiculous degree; absurdly. Later also simply as an intensifier.

Beginning at the wrong end, preposterously.

In a nonsensical manner; absurdly.

To the point of absurdity; so as to demonstrate that the consequence of making a particular assumption is something absurd or contradictory; (also…

Nonsensically.

In a fanciful manner.

In a laughable manner; ludicrously, absurdly.

regional (chiefly U.S.) and colloquial. In a ridiculous manner or to a ridiculous degree.

In a laughable manner; = laughably, adv.

In an eccentric manner; absurdly, crazily.