A common scoter plunged beneath the choppy waves, resurfacing not far from the rocky shoreline.

Every summer, the town organizes common ridings to mark the boundaries of the shared grazing lands.

Every spring the villagers took part in the common riding to mark and remember the parish boundaries.

The textile artist used common madder to dye the linen a deep crimson.

A common sandpiper darted along the riverbank, probing for insects among the stones.

In calculus class, we used common logarithms to simplify the exponential decay model.

To estimate the magnitude of the earthquake, the geophysicist took the common logarithm of the seismic amplitude.

A common murre sat motionless on the rocky ledge, scanning the waves for fish.

A common greenshank waded through the shallow estuary, searching for crabs.

The common redshank probed the estuary mud with its long bill as gulls wheeled overhead.