Half-wit and Imbecilic

Half-wit noun - A person who lacks good sense or judgment.

Imbecilic and half-wit are semantically related. In some cases you can replace term "Imbecilic" with "Half-wit", this terms are similar.

Imbecilic adjective - Having a mental age of three to seven years.

Half-wit and imbecilic are semantically related. Sometimes you can use "Half-wit" instead a noun "Imbecilic".