Ill-bred and Lowborn

Ill-bred adjective - Lacking in refinement or good taste.

Lowborn and ill-bred are semantically related. In some cases you can use "Lowborn" instead an adjective phrase "Ill-bred".

Lowborn adjective - Belonging to the class of people of low social or economic rank.

Ill-bred and lowborn are semantically related. Sometimes you can use "Ill-bred" instead an adjective "Lowborn".