(n.) The quality or state of being sentient; esp., the quality or state of having sensation.

accessibility adaptability affectibility affectivity agreeability amenability amenableness aptitude aptness bendability brightness cleverness delicacy docility ductibility ductility educability elasticity extendibility extensibility facility fictility flexibility flexility flexuousness formativeness give impressibility influenceability intelligence limberness limen litheness malleability moldability motivation movability open-mindedness openness openness to sensation perceptibility persuadability perviousness physical sensibility plasticity pliability pliancy quickness readiness readiness of feeling receptiveness receptivity responsiveness sensation level sensibility sensibleness sensitiveness sensitivity sentience sentiency sequacity springiness submissiveness suggestibility suppleness susceptibility susceptivity swayableness teachability teachableness tensileness tensility threshold of sensation tractability tractility trainableness weakness willingness willowiness