1. in (a period of time, manner), at (a time, stage in life, etc.), while

expressions (phrases, clauses, etc.) formal or literary term

2. despite, although, even

expressions (phrases, clauses, etc.) formal or literary term

3. as well as, (both) ... and ...

expressions (phrases, clauses, etc.) formal or literary term

4. at (a location), in, on

expressions (phrases, clauses, etc.) archaic