One who chisels.

ETYM Old Eng. crok; akin to Icel. kronkr hook, bend, SW. krok, Dan. krog, OD. krooke; or cf. Gael. crocan crook, hook, W. crwca crooked. Related to Crosier, Crotchet, Crutch, Encroach.
A long staff with one end being hook shaped; SYN. shepard's crook.

One who cuts and shapes with a gouge; crook, villain, swindler

ETYM Old Eng. rascaille rabble, probably from an Old Fren. racaille, French racaille the rabble, rubbish, probably akin to French racler to scrape, (assumed) Late Lat. rasiculare, rasicare, from Latin radere, rasum. Related to Rase.
One of the rabble; a low, common sort of person or creature; a scoundrel.

Rookie

ETYM German schwindler, from schwindlen to be dizzy, to act thoughtlessly, to cheat, from schwindel dizziness, from schwinden to vanish, to disappear, to dwindle. Related to Swim to be dizzy.
A person who swindles by means of deception or fraud; SYN. chiseller, chiseler, gouger, sharper, sharpie, sharpy.

ETYM Obs. or Prov. Eng.
One who tricks; a trickster.

One who tricks; a deceiver; a tricker; a cheat.