ward-heeler vs pol

ward-heeler and pol both are nouns.

Word	Noun	Adjective	Verb	Adverb
ward-heeler	Yes	No	No	No
pol	Yes	No	No	No

As nouns, pol is a hypernym of ward-heeler; that is, pol is a word with a broader meaning than ward-heeler:

ward-heeler: a politician who belongs to a small clique that controls a political party for private rather than public ends
pol: a person active in party politics

Other hypernyms of ward-heeler include political leader, politician, politico.

ward-heeler (noun)	pol (noun)
a politician who belongs to a small clique that controls a political party for private rather than public ends	a person active in party politics