dis·use 
/dɪsˈju:s/ noun
/dɪsˈju:s/ noun [noncount] : the state of not being used : lack of use
▪ The room was dusty from/with disuse. ▪ The word fell into disuse [=people stopped using it] many years ago.
▪ The room was dusty from/with disuse. ▪ The word fell into disuse [=people stopped using it] many years ago.
