Doc and Houseman

Doc noun - A person specially trained in healing human medical disorders.

Houseman and doc are semantically related. In some cases you can replace term "Houseman" with "Doc", this nouns are similar.

Houseman noun - An advanced student or graduate in medicine gaining supervised practical experience (`houseman' is a British term).

Doc and houseman are semantically related. Sometimes you can use "Doc" instead a noun "Houseman".