some idioms about "UP"

1. If someone 'beats you up', they hit and kick you and hurt you a lot.
2. If you 'bottle up' a feeling or emotion, you suppress them and don't express them.
3. If you 'call someone up', you phone them.
4. If something 'crops up', it happens unexpectedly.
5. If you 'freshen up', you wash and make yourself more presentable.
6. If your eyes 'light up', they become excited.
7. If you 'own up', you confess to something.
8. If you 'polish something up', you improve it.
9. If you 'speed up', you go faster.
10.If you 'tighten up' something, you make it more secure.