愉快 (yú kuài) means “cheerful; cheerily; delightful; pleasant; pleasantly; pleasing; happy; delighted”. It is an HSK 4 Chinese word in the HSK 3.0 vocabulary.
Practice each character:
我很愉快。
Wǒ hěn yúkuài.
I'm very cheerful.
Updated: 2026-05-27