Unfamiliar and Well-meant

Unfamiliar adjective - Not known or experienced before.

Well-meant and unfamiliar are semantically related In some cases you can replace phrase "Well-meant" with "Unfamiliar", this terms are similar.

Well-meant adjective - Marked by good intentions though often producing unfortunate results.

Unfamiliar and well-meant are semantically related in harmless topic. You can use "Unfamiliar" instead an adjective phrase "Well-meant".