Influential person and Somebody

Influential person noun - A person whose actions and opinions strongly influence the course of events.

Somebody and influential person are semantically related. in very important person topic. In some cases you can use "Somebody" instead a noun phrase "Influential person".

Somebody noun - A person who is widely known and usually much talked about.

Influential person and somebody are semantically related. You can use "Influential person" instead a noun "Somebody".