Not allowing or affording rest. / Without rest; unable to be still or quiet; uneasy; continually moving. / Not satisfied to be at rest or in peace; averse to repose; eager for change; discontented.

The state or condition of being restless; an inability to be still, quiet, at peace or comfortable.

plural of restlessness

(ornithology, zoology) Anxious behaviour in migratory animals, especially in birds, experienced at the beginning of the normal migration period; zugunruhe.

(archaic) guinea pig

A passerine bird, Myiagra inquieta, native to eastern and southern Australia.

plural of restless flycatcher

plural of restless cavy

Alternative form of restless legs syndrome

(set phrase, often mildly humorous) A group of agitated people—such as a set of residents, customers, or citizens—is expressing annoyance, distress, or other discomposure.