Used to indicate inclusion within a space or time.

में

English Usage: The dog is in the house.

Hindi Usage: कुत्ता घर में है।

A prefix indicating "inside" or "within".

अंदर

English Usage: There are many factors involved in this decision.

Hindi Usage: इस निर्णय में कई कारक शामिल हैं।

Used to connect clauses or sentences (often less common).

और

English Usage: It was raining, in which case we stayed indoors.

Hindi Usage: बारिश हो रही थी, और उसी स्थिति में हम अंदर रहे।