anchorman vs TV newsman

anchorman and TV newsman both are nouns.

Word	Noun	Adjective	Verb	Adverb
anchorman	Yes	No	No	No
TV newsman	Yes	No	No	No

As nouns, TV newsman is a hypernym of anchorman; that is, TV newsman is a word with a broader meaning than anchorman:

anchorman: a television reporter who coordinates a broadcast to which several correspondents contribute
TV newsman: someone who reports news stories via television

Other hypernyms of anchorman include television newscaster, television reporter, TV reporter.

anchorman (noun)	TV newsman (noun)
a television reporter who coordinates a broadcast to which several correspondents contribute	someone who reports news stories via television