adjective
chipper
CHIP-ur/ˈtʃɪpər/
Cheerful and lively.
The chipper young man strides forward with a bright smile and friendly wave.

Etymology
Dialectal kipper meant 'nimble' or 'frisky,' connecting chipper with lively activity. The present sense applies that liveliness to someone's cheerful manner or mood; the dialect word's deeper origin is obscure.
In context
you seem like a positive human? Um, someone who is chipper and generally, you know, in a positive mood.
More examples
- He greeted us in a chipper voice.
- The puppy looked chipper after its nap.
- Everyone seemed chipper when the good news arrived.
Forms
chipper · chipperer · chipperest
Similar words
- cheerful
- Cheerful expresses good spirits; chipper adds a sense of lively alertness.