He presented a theory wherein the mind constructs reality through perception.

She visited the coastal village wherein fishermen mended their nets by the harbor.

During the review, she referenced a memorandum whereinbefore the board had recorded its preliminary concerns, which clarified their eventual decision.

She pointed to the narrow alley whereinto the courier had disappeared.

He explored the problem whereinsoever it presented itself, refusing to ignore any clue.

We adopted the new policy, whereinafter employees are required to submit weekly reports.