trickery

vippaskonsti

sumutus puhekieltä deception Deception or underhanded behavior.
1852, w:Charles Dickens|Charles Dickens, Bleak House, ch. 1:

In trickery, evasion, procrastination, spoliation, botheration, under false pretences of all sorts, there are influences that can never come to good.

He did not wrap his rugged subject in silks and ermines, and other sickly trickeries of phrase.

The miners found diversions even in his alleged frauds and trickeries . . . and were fond of relating with great gusto his evasion of the Foreign Miners' Tax.