throwback

One that has characteristics of an earlier time.

Anything which acts as a setback; specifically, a person who or thing which causes another to seem inferior by contrast.

the reappearance in an organism of characteristics of an earlier ancestral type; atavism.

an organisms having characteristics of an earlier ancestral type.

to revert to an ancestral type or character.

a reversion to an earlier stage of development

an organism that has characteristics of a more primitive form

atavism

a person similar to an ancestor, or something new similar to what already existed