Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

614. Desuetude — N. desuetude, disusage†; obsolescence, disuse &c 678;

want of habit, want of practice; inusitation†; newness to; new brooms. infraction of usage &c (unconformity) 83; nonprevalence†; a custom more honored in the breach than the observance [Hamlet]. V. be unaccustomed &c adj.; leave off a habit, cast off a habit, break off a habit, wean oneself of a habit, violate a habit, break through a habit, infringe a habit, leave off a custom, cast off a custom, break off a custom, wean oneself of a custom, violate a custom, break through a custom, infringe a custom, leave off a usage, cast off a usage, break off a usage, wean oneself of a usage, violate a usage, break through a usage, infringe a usage; disuse &c 678; wear off. Adj. unaccustomed, unused, unwonted, unseasoned, uninured†, unhabituated†, untrained; new; green &c (unskilled) 699; unhackneyed. unusual &c (unconformable) 83; nonobservant†; disused &c 678.