laggard

The U.K. originally hung back from embracing such policies, and as a result was a laggard in developing a solar industry.

He did not succeed, for memory was laggard, or his imagination was playing him a trick.

He was always first in the playground and last in class; a leader in mischief, a laggard in study.

As a general thing the herd crowds toward the leaders, and the laggard brings up the rear alone.

Frank was first on hand, as usual, but even laggard Will showed up on time, camera and all.

How is it that the humble mill yonder, whose laggard wheel scarce stirs the water, seems to him like some old familiar thing.