Fetching details from the dictionary...
cheating; deception; trickery; manipulation; juggling; falsifying; sham; camouflage; smoke and mirrors; cutting corners
胡麻化しは許されない。
Deception is not allowed.
胡麻化しがばれてしまった。
The cheating was exposed.
胡麻化しをせずに正直に言う。
I tell the truth without deception.