ill-tempered (adj.)

• bad-tempered
• crabbed
• dyspeptic
• fractious
• hot-tempered
• huffy
• ill-humored
• ill-natured
• irritable
• peevish
• petulant
• querulous
• rusty
• shrewish
• snappish
• sour
• surly
• vixenish
• waspish