In the inner part, spatially; physically inside. / Before the specified duration ends.

In or into the interior; inside.

(law) In the context of which the present document or ruling is made.

The state or condition of being within.

Within the boundaries, either physical or metaphorical; especially within the limits of acceptable behavior.

(idiomatic) very near; on the point of

At a distance close enough to touch by reaching. / (idiomatic) Near (to); close (to); at a close distance (to).

To an extent which is reasonable; not beyond what is reasonable.

(dated) indoors

Of an experiment: designed so that each participant is tested on each variable.