hustler vs wire-puller

hustler and wire-puller both are nouns.

Word	Noun	Adjective	Verb	Adverb
hustler	Yes	No	No	No
wire-puller	Yes	No	No	No

As nouns, wire-puller is a hyponym of hustler; that is, wire-puller is a word with a more specific, narrower meaning than hustler:

hustler: a shrewd or unscrupulous person who knows how to circumvent difficulties
wire-puller: one who uses secret influence (i.e. pulls wires or strings) for his own ends

hustler (noun)	wire-puller (noun)
a shrewd or unscrupulous person who knows how to circumvent difficulties	one who uses secret influence (i.e. pulls wires or strings) for his own ends
a prostitute who attracts customers by walking the streets