unachievableEnglishOxford New American Dictionaryunachievable /ˌənəˈCHēvəbəl, ˌənəˈtʃivəbəl / ▸ adjective (of an aim or objective) too difficult to be achieved: an unachievable political goal.
EnglishOxford New American DictionaryEnglishOxford New American Dictionary
EnglishOxford New American Dictionary