Словарь

impossible

Прилагательное

Пример: “This task is impossible.”

Синонимы: unreal

Антонимы: possible

concede

Глагол

Пример: “He conceded that the timeline was unrealistic.”

quixotic

/kwɪkˈsɑːtɪk/

Пример: “It was a quixotic attempt to change everything overnight.”

Синонимы: impractical, wild-eyed, romantic