n. Function: noun
Synonyms: INABILITY , inadequacy, incapability, incapacity, incompetence, ineffectiveness, ineffectualness
Antonyms: efficacy
n. Function: noun
Synonyms: INABILITY , inadequacy, incapability, incapacity, incompetence, ineffectiveness, ineffectualness
Antonyms: efficacy
Merriam Webster. Collegiate thesaurus English dictionary. Английский энциклопедический толковый словарь тезауруса. 2012