BY DEVIOUS MEANS

Czech

sehnat nìco pochybným zpùsobem (get smth. by devious means). (various references)

Pig Latin

ybay eviousday eansmay.(various references)

Turkish

gizlice (by stealth, clandestinely, confidentially, furtively, in privacy, in private, in secret, on the quiet, on the sly, secretly, sub rosa, under the counter, under the rose, underground), el altından (by stealth, clandestine, clandestinely, hole-and-corner, in secret, on the sly, secretly, slily, sub rosa, surreptitious, under the counter, under the rose, undercover, underhand, underhanded). (various references)