Function: adjective
Synonyms: IMPOSSIBLE 1, impracticable, impractical, infeasible, unattainable, unfeasible, unrealizable, unworkable
Antonyms: realizable
Function: adjective
Synonyms: IMPOSSIBLE 1, impracticable, impractical, infeasible, unattainable, unfeasible, unrealizable, unworkable
Antonyms: realizable
Merriam Webster. Collegiate thesaurus English dictionary. Английский энциклопедический толковый словарь тезауруса. 2012