れいり
clever; bright; sharp; wise
Also written 伶俐
Na-adjective, Noun
そういう相手あいての前まえでは、私わたしの見みせ掛かけだけの怜悧れいりな技術ぎじゅつは、見抜みぬかれた時ときに負まけていたと思おもう。
I think that against somebody like that, my seemingly clever techniques would be seen through and then I would be defeated.