Synonyms of desuetude
abandonmentThe abandonment of a piece of work or activity is the act of stopping doing it before it is finished.
• Rain forced the abandonment of the next day's competitions.
disuseIf something falls into disuse, people stop using it. If something becomes worse as a result of disuse, it becomes worse because no one uses it.
• a church which had fallen into disuse
Thesaurus for desuetude from the Collins English Thesaurus