machinator

Noun

One who machinates, or forms a scheme with evil designs; a plotter or artful schemer.

Japanese Meaning

悪だくみを企む者、陰謀家、策略を練る陰謀者

Everyone suspected the quiet accountant of being a machinator when crucial documents began to disappear.

重要な書類が次々と姿を消し始めると、誰もがその物静かな会計士が陰謀者だと疑った。

Sense（1）

One who machinates, or forms a scheme with evil designs; a plotter or artful schemer.

machinators

（ plural ）