Noun
lever
Usually written using kana alone
ねじ、てこ、くさび、滑車などは単一機械と呼ばれる。The screw, the lever, the wedge, the pulley, etc. are called simple machines. agent (causing something to happen); instrument; force
Usually written using kana alone
assistant; helper
Usually written using kana alone
Also written 梃【てこ】