Rotund (adjective)

1. Round in shape or plump in form.
2. Having a full and rounded shape.

Origin:

Late 16th century: from latin rotundus, from rota "wheel".

Examples:

1. She had a rotund figure that was very attractive.
2. He was a rotund man, always jolly and smiling.
3. The rotund shape of the building was very unusual.
4. She had a rotund face, always lit up with a smile.
5. The rotund shape of the planet was very interesting to study.