El diccionario universal ruso-inglés

• It is intended for a full-text search and it significantly expands the possibilities of working with lexical items from the Russian glossary of LingvoUniversal. Contains usage examples, synonyms, and antonyms.

закисать

несовер. - закисать; совер. - закиснуть без доп.

turn sour, sour; перен. become apathetic (listness, rusty, passive, indifferent)