$ sudo apt-get remove kanadic 

Uninstall kanadic including dependent package

If you would like to remove kanadic and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove kanadic 

Use Purging kanadic

If you use with purge options to kanadic package all the configuration and dependent packages will be removed.

$ sudo apt-get purge kanadic 

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove kanadic 

See Also,