1) Afret 2) Bilious 3) Crabby 4) Fractious 5) Frampoid 6) Fretful 7) Fretty 8) Grumpy 9) Huffish 10) In a pet 11) Irritable 12) Irritated 13) Pettish 14) Petulant 15) Snippy 16) Spleeny 17) Sulky 18) Surly 19) Techy 20) Testy 21) Tetchy 1) At four, sheep are fretful 2) Cranky 3) Cross 4) Easily irritated 5) Easily irritated or annoyed 6) Fractious 7) Ill-natured 8) Irritable 9) Nettlesome 10) Peckish 11) Pettish 12) Petulant 13) Stocked up on whine 14) Techy 15) Testy 16) Tetchy 
• (a.) Habitually fretful; easily vexed or fretted; hard to please; apt to complain; querulous; petulant. • (a.) Silly; childish; trifling. • (a.) Expressing fretfulness and discontent, or unjustifiable dissatisfaction; as, a peevish answer.
Pee'vish adjective [ Middle English pevische ; of uncertain origin, perhaps from a word imitative of the noise made by fretful children + -ish .] 1. Habitually fretful; easily vexed or fretted; hard to please; apt to complain; querulous; petulant. 'Her peevish babe.' Wor...
[Othello] (88) silly.[Wuthering Heights] hard to please.