叵测

This maneuver of his is a diabolical conspiracy.

他这手是个居测的大阴谋。

It is disingenuous of him to flatter me.

他对我阿谀奉承，是居测。

Don't harbo(u)r unkind thoughts.

别测。

His ungentlemanly attempts to discredit the sale of drugs by his professional brethren would by-and-by recoil on himself.

他测，指责同行出药品的作风，也有天会得到报应，自食恶果。