具 tool

Your eye is a tool you use to look for a GOOEY piece of pie!

tool ★★★★☆
道 (street) + 具 (tool) = 道具 (tool)

furniture ★★★☆☆
家 (home) + 具 (tool) = 家具 (furniture)

concrete/ in practice ★★★☆☆
具 (tool) + 体 (body) + 的 (motivation / '-al') = 具体的 (concrete/ in practice)

concrete, literal, in practice . . as opposed to abstract, in theory

condition ★★★☆☆ KUN ONNOKURI
具 (tool) + 合 (to suit) = 具合 (condition)

condition something is in. Can be used with a living thing or object. Always used only with いい or 悪い. Unlike the related term 調子（ちょうし）,具合 emphasizes the condition IN THE SHORT TERM - the condition at that particular time of day.