Newcomer and Uninitiated

Newcomer noun - A person who is just starting out in a field of activity.

Uninitiated and newcomer are semantically related in uninformed topic. In some cases you can use "Uninitiated" instead an adjective "Newcomer".

Uninitiated adjective - Not initiated; deficient in relevant experience.

Newcomer and uninitiated are semantically related in uninformed topic. Sometimes you can use "Newcomer" instead an adjective "Uninitiated".