of or at a crisis

fault-finding, detracting

too critical, especially of small faults

captious

easily annoyed or made angry

bad-tempered, crabby

too critical

very critical

(of a person) far too sensitive

bad-tempered, crabby

full of complaints

grouchy, hard to please

scornful; cynical

sarcastic

irritable, testy

irritable, testy