S: (n) decay (an inferior state resulting from the process of decaying) "the corpse was in an advanced state of decay"; "the house had fallen into a serious state of decay and disrepair"
S: (n) disability, disablement, handicap, impairment (the condition of being unable to perform as a consequence of physical or mental unfitness) "reading disability"; "hearing impairment"
S: (n) decay, radioactive decay, disintegration (the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation)