The truth is mine.

He made a blunder in his speech.

The streetlight provides illumination at night.

He made a conscious decision.

I want to research a new topic.

The incident happened semi-clearly.

I forgot to buy potato chips.

He talked about the semiclear details of the incident.

For as long as I can remember, I've been the best at this.

Philology is a discipline that examines the historical development of linguistics.