$ sudo apt-get remove kanagram 

Uninstall kanagram including dependent package

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

$ sudo apt-get remove --auto-remove kanagram 

Use Purging kanagram

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

$ sudo apt-get purge kanagram 

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 kanagram 

See Also,