ward-heeler vs politician

ward-heeler and politician both are nouns.

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

As nouns, politician is a hypernym of ward-heeler; that is, politician 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
politician: a person active in party politics

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

ward-heeler (noun)	politician (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
	a leader engaged in civil administration
	a schemer who tries to gain advantage in an organization in sly or underhanded ways