A bubbletop rolled down the boulevard, its transparent dome reflecting the sky.

The startup showcased bubbletops that change color when exposed to sunlight.

The bubbleheaded intern accidentally deleted the project's only backup, and we had to redo everything.

The bubblesome fountain delighted passersby with its steady stream of sparkling foam.

Her bubblegummy chorus turned the song into an irresistible summer earworm.

The campsite installed two new bubblers near the trailhead for hikers to refill their bottles.