Indo-European and Primitive person

Indo-European noun - A member of the prehistoric people who spoke Proto-Indo European.

Primitive person and Indo-European are semantically related. In some cases you can use "Primitive person" instead a noun phrase "Indo-European".

Primitive person noun - A person who belongs to an early stage of civilization.

Indo-European and primitive person are semantically related. Sometimes you can replace phrase "Indo-European" with "Primitive person", this phrases are similar.