$ sudo apt-get remove libotcl1 

Uninstall libotcl1 including dependent package

If you would like to remove libotcl1 and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove libotcl1 

Use Purging libotcl1

If you use with purge options to libotcl1 package all the configuration and dependent packages will be removed.

$ sudo apt-get purge libotcl1 

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 libotcl1 

See Also,