(n.) The act of involving, or the state of being involved.

absorbed attention absorption application arraignability arraignableness assault association assumption attack bias blameworthiness bloody hands burden caring censurability censurableness censure chargeability chord cincture circling circumambience circumambiency circumcincture circumflexion circumjacence circumposition citation cochairmanship complexity complexness complication complicity concentration concern condominium containment contemplation contribution convolution copartnership copartnery cotenancy crabbedness criminality culpability deep study deep thought dirty hands discrimination echo embracement embroilment empathy encincture encirclement enclosure encompassment enfoldment engagement engrossment enmeshment entailment entanglement envelopment environment favoritism fellow feeling girding girdling guilt guiltiness guilty conscience having a part identification immersion impeachability impeachableness implication impugnment inclination inclusion incrimination inculpation indictability indictableness inequality intentness interagency intercession interest intermediation interposition intervention intricacy intricateness involution joint chairmanship joint control joint ownership joint tenancy leaning mediation meditation monomania nepotism obsession one-sidedness onus partaking parti pris partiality participation partisanism partisanship partnership pathos peccancy perplexity preference preferential treatment preoccupation presumption profound thought ramification rapt attention red-handedness relating reprehensibility reproachableness reprovability reprovableness response responsiveness sharing single-mindedness stepping in studiousness study submersion subsumption subtlety suffrage surrounding sympathetic chord sympathetic response sympathy tanglement technicality undetachment undispassionateness unneutrality vibes vibrations voting