Rightly, reasonably. Also with no. Obsolete.

Reasonably; with good reason; naturally.

Reasonably; rationally; with understanding.

As adv. = skilfully, adv. Obsolete.

To a reasonable extent; for a reasonable length of time. Obsolete.

of reason: reasonably; of course. Also with all, good. Obsolete.

in reason = within reason at phrases 3n. Also with all, any. Now rare.

upon reason = within reason at phrases 3n. Obsolete.

Reasonably.

In accordance with reason, truth, or reality; with good reason or truth; justifiably, properly.

Reasonably.

Modifying verbs.

as soon (as). With as much reason or probability.

In a rational manner; reasonably.

to reason = phrases 3m(a).

In a rational manner; rationally. Now nonstandard.

In a correct manner; in accordance with what is considered right; exactly, accurately, without error: see the adjective.

With good reason; justifiably.

In various phrases. upon the weight of: on the strength of, by relying on the value of. Obsolete.

In a legitimate or lawful manner; in accordance with rule or propriety; justifiably; properly.

with good reason; on good grounds.

To an acceptable degree; moderately, fairly, reasonably.

In a sane manner.