v. languish, idle, vegetate, deteriorate, degenerate, decline, go to seed or pot, decay, rust, moulder, decompose, spoil, rot He felt he had stagnated in a backwater of civilization for far too long
STAGNATE
Meaning of STAGNATE in English
Oxford thesaurus English vocab. Английский словарь Оксфорд тезаурус. 2012