Amateur and Unknowledgeable

Amateur adjective - Being such only for recreation.

Unknowledgeable and amateur are semantically related. In some cases you can use "Unknowledgeable" instead an adjective "Amateur".

Unknowledgeable adjective - Unaware because of a lack of relevant information or knowledge.

Amateur and unknowledgeable are semantically related. Sometimes you can use "Amateur" instead an adjective "Unknowledgeable".