perkish
/ˈpɜrkɪʃ/
adjective
- Having a lively, cheerful, and slightly self-satisfied manner.
- She felt perkish after getting a good night's sleep and a hot cup of coffee.
- His perkish attitude annoyed some people, but his friends found it endearing.
- The waiter gave a perkish smile as he brought the dessert menu.
Antonyms