Mixed-blood and Somebody

Mixed-blood noun - A person whose ancestors belonged to two or more races.

Somebody and mixed-blood are semantically related. In some cases you can use "Somebody" instead a noun phrase "Mixed-blood".

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

Mixed-blood and somebody are semantically related. Sometimes you can replace phrase "Mixed-blood" with "Somebody", this terms are similar.