Armored vehicle and Self-propelled vehicle

Armored vehicle noun - A vehicle that is protected by armor plate.

Self-propelled vehicle and armored vehicle are semantically related. In some cases you can use "Self-propelled vehicle" instead a noun phrase "Armored vehicle".

Self-propelled vehicle noun - A wheeled vehicle that carries in itself a means of propulsion.

Armored vehicle and self-propelled vehicle are semantically related. Sometimes you can replace phrase "Armored vehicle" with "Self-propelled vehicle", this phrases are similar.