Know nothing and Know-nothing

Know nothing noun - An ignorant person.

Know-nothing and know nothing are semantically related. in simpleton topic. In some cases you can use "Know-nothing" instead the phrase "Know nothing" as a noun or an adjective, when it comes to topics like flighty, lacking knowledge.

Know-nothing noun - A stupid person.

Know nothing and know-nothing are semantically related. Sometimes you can replace phrase "Know nothing" with "Know-nothing", this phrases are similar.