decay Synonyms

decline fester crumble disintegration disintegrate decomposition decompose ruination senescence rubigo seediness ruin rusting rusted rust senility shabbiness sphacelus sphacelation sphacelate soilure soiliness snot slump slide sleaziness sink shrivel shrinkage spoil rot poorliness pollution pine phthor perish perishing oxidation od necrose mustiness mouldiness moldiness promiscuousness puceron rotting rotted retrogression retrogress retrograde