He started to feel 'restless' and discontent in his job.
They searched 'restlessly' for something new to do.
The audience was becoming 'restless'.
(..) to break the lines of Mordor. More will come. Every hour lost hastens Gondor's defeat. We have till dawn, then we must ride. The horses are restless... ...and the men are quiet. They grow nervous in the shadow of the mountain. That road there... ...where does that lead? (..)2003 The Lord of the Rings: The Return of the King