querulous (KWĔR-ə-ləs)

Definition

(Adjective) Of a person: complaining, given to complaining, full of complaints; fault-finding; peevish.

In Context

“They reminded him of his maternal grandmother in her last years, when, far from being a strong, sensible, courageous woman, she grew weak and querulous, her expression of general discontent increasing with her vulnerability.”

Patrick O’Brian, Desolation Island, 1978.