すらCommon wordFreq.FrequencyTop 2,000Meanings1particleevenEmphasizes an extreme or unexpected example, stronger than さえ. Often used in negative or surprising contexts.彼かれは自じ分ぶんの名な前まえすら書かけなかった。He couldn't even write his own name.そんなことは子こ供どもですら知しっている。Even a child knows that.