Amateur and Sciolist

Amateur noun - A person who regularly or occasionally engages in an activity as a pastime rather than as a profession.

Sciolist and amateur are semantically related. In some cases you can replace term "Sciolist" with "Amateur", this nouns are similar.

Sciolist noun - An amateur who engages in an activity without serious intentions and who pretends to have knowledge.

Amateur and sciolist are semantically related. You can use "Amateur" instead a noun "Sciolist".