adjective
- extremely energetic, excited, or active
Usage: informal
prefix
- over; above; beyond normal
Usage: used to form compound words
Examples
- The kids were really hyper after eating all that candy.
- She gets hyper whenever she drinks too much coffee.
- My dog becomes hyper when visitors arrive.
- The word ‘hyperactive’ uses the prefix hyper-.
- Hypersensitive means overly sensitive to something.
- Don’t get so hyper about the test results.