Guilty of or addicted to fraud; that wrongs another person by false representations; cheating, deceitful, dishonest.

= fraudulent, adj.

Of the nature of an imposture. Obsolete.

depreciative. Of a person: lacking knowledge or understanding; ignorant, unlearned; (also) that merely pretends to knowledge or expertise; that is a…

Of a person: resembling or acting like a quacksalver; that is a quacksalver.

Having the character of an impostor.

Given to practising imposture; having the character of an impostor. Obsolete.

Having the character of an impostor.

Having the character of an impostor or imposture.

worthy of a mountebank; characteristic of a mountebank.

Of a lawyer, preacher, or other professional: lacking skills or training, incompetent; unscrupulous, dishonest. Also of a preacher (chiefly in…

Of a lawyer, preacher, or other professional: lacking skills or training, incompetent; unscrupulous, dishonest; (also of a preacher, chiefly in…

Of the nature of a ‘shark’ (shark, n.2) or cheat.

= spivvish adj.

characteristic of a spiv.