querulous

adjective querulous

• critical — If a person is critical or in a critical condition in hospital, they are seriously ill.
• complaining — to express dissatisfaction, pain, uneasiness, censure, resentment, or grief; find fault: He complained constantly about the noise in the corridor.
• difficult — not easily or readily done; requiring much labor, skill, or planning to be performed successfully; hard: a difficult job.
• carping — tending to make petty complaints; fault-finding
• fussy — excessively busy with trifles; anxious or particular about petty details.