The threeling clung to her mother's hand as they crossed the busy street.

After a long day of outings, the exhausted parents laughed at their threenagers stomping and demanding snacks like tiny dictators.

The threenager insisted on wearing her superhero cape to the grocery store, resulting in a miniature meltdown when asked to change.

Our workload increased threefoldly, requiring us to prioritize tasks more strictly.

The artist's sculpture was assembled from dozens of interlocking threesides that created an impossible geometric pattern.

The sculptor suspended a luminous threeside above the gallery, casting triangular shadows on the walls.

The museum displayed a threeside sculpture inspired by ancient geometry.

The theologian's lecture explored the deep mysteries of Threeness and how the Father, Son, and Holy Spirit relate within the Godhead.

The collector proudly displayed his rare threeps in a velvet-lined case.

In the attic he discovered a tarnished threepenny-bit that his grandfather had kept as a lucky charm.