Political movement and Terrorist organization

Political movement noun - A group of people working together to achieve a political goal.

Terrorist organization and political movement are semantically related. In some cases you can replace phrase "Terrorist organization" with "Political movement", this phrases are similar.

Terrorist organization noun - A political movement that uses terror as a weapon to achieve its goals.

Political movement and terrorist organization are semantically related. You can use "Political movement" instead a noun phrase "Terrorist organization".