counterproductive
coun ter pro duc tive |ˌkountərprəˈdəktiv ˈˌkaʊn (t )ərprəˈdəktɪv | ▶adjective having the opposite of the desired effect: the response to the disaster was unsuccessful and perhaps even counterproductive.
coun ¦ter |pro ¦duct ¦ive |ˌkaʊntəprəˈdʌktɪv | ▶adjective having the opposite of the desired effect: child experts fear the Executive's plans may prove counterproductive.
c ò unter prod ú ctive 形容詞 逆効果の ; 非生産的な .