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"crafty" is also used as a crossword clue. If that's what you saw, the answer is often wily (4 letters).
Definitions
Clever in a sly or deceptive way.
Word origin
From Middle English crafty, crefty, craftiȝ, from Old English cræftiġ (“ingenious; skilful; crafty; cunning; virtuous; powerful”), from Proto-West Germanic *kraftag, *kraftīg, *kraftug, from Proto-Germanic *kraftugaz (“powerful”), equivalent to craft + -y. Cognate with Saterland Frisian kräftich, krääftig, West Frisian krêftich, Dutch krachtig, German Low German krachtig, German kräftig.
Used in a sentence
“For thy mouth uttereth thine iniquity, and thou choosest the tongue of the crafty.”
“Glaucon will play devil's advocate (358c-d, thereby showing himself craftier than Thrasymachus, who is so unsly as to declare himself a wolf, openly, before the sheep; […])”
“Los Angeles would still be a piddling little town in a desert if it weren’t for Sierra snowmelt and city officials crafty enough to snooker eastern California farmers out of their water rights.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Sly and clever”6 letters
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