ward-heeler vs machine politician

ward-heeler and machine politician both are nouns.

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

As nouns, ward-heeler and machine politician are synonyms defined as:

ward-heeler and machine politician: a politician who belongs to a small clique that controls a political party for private rather than public ends

Other synonyms of ward-heeler include hack, political hack.

ward-heeler (noun)	machine politician (noun)
a politician who belongs to a small clique that controls a political party for private rather than public ends	a politician who belongs to a small clique that controls a political party for private rather than public ends