Simple Examples:
* The market square was teeming with shoppers.
* The beach was teeming with children building sandcastles.
* The rainforest was teeming with life.
More complex examples:
* The city streets were teeming with a vibrant mix of cultures and languages.
* Her mind was teeming with ideas for her new novel.
* The air was teeming with the buzz of insects and the chirping of birds.
Figurative Examples:
* The room was teeming with anticipation as the guest of honor entered.
* His imagination was teeming with fantastical creatures and worlds.
* The world was teeming with possibilities, waiting to be explored.
The word "teeming" conveys a sense of abundance, activity, and sometimes even a sense of being crowded.