excitable
adjective /ɪkˈsaɪtəbl/
  /ɪkˈsaɪtəbl/
 - (of people or animals) likely to become easily excited
- She had trouble controlling the class of excitable ten-year-olds.
 
Extra ExamplesTopics Feelingsc2- He isn't overly excitable.
 - The horses have easily excitable nervous systems.
 - He's as excitable as any young puppy.
 
Oxford Collocations Dictionaryverbs- be
 - seem
 - become
 - …
 
- extremely
 - fairly
 - very
 - …