“earlier”

At what time? At which time? Upon which occasion or circumstance? Used to introduce direct or indirect questions about time.

Mentioned earlier; aforesaid.

Earlier than (in time).

Designating the side of the body toward the west when one is facing north; the side of the body on which the heart is located in most humans; the opposite of right. This arrow points to the reader's left: ←

The aggregate of past events, both unrecorded and recorded.

In the place of something (usually mentioned earlier); as a substitute or alternative.

To retract or withdraw (an earlier statement).