To discourage is defined as to try to get someone not to do something.
To shout cheers
spur on or encourage especially by cheers and shouts
To arouse or produce (a thought or feeling)
(Australian) To shout support for a team.
Exhort is defined as to urge someone to take as specific action by using strong advice or a warning.
Find another word for pep-up. In this page you can discover 13 synonyms, antonyms, idiomatic expressions, and related words for pep-up, like: discourage, tire, wear, jazz-up, juice-up, ginger-up, cheer, root-on, inspire, urge and barrack.