Excitement

Excitement was an emotion.

The Qetesh were a species that fed off excitement in people's lives, draining their life essence with it. (TV: Goodbye, Sarah Jane Smith)

The naked Bella Slitheen let off an exceptionally long and loud fart without her gas exchange unit, which she attributed to being "really really" excited at the prospect of a human hunt. (AUDIO: Madquake)

Synonymous with "thrill", Nikola Tesla said that he fond making an idea real was the greatest thrill; a sentiment the Thirteenth Doctor concurred with. (TV: Nikola Tesla's Night of Terror)