crotch ‧ et ‧ y /ˈkrɒtʃəti, ˈkrɒtʃɪti $ ˈkrɑː-/ BrE AmE adjective
[ Date: 1800-1900 ; Origin: crotchet 'small hook, strange idea' (15-20 centuries) , from French crochet ; ⇨ ↑ crochet ]
easily annoyed or made slightly angry SYN grumpy :
a crotchety old man