If someone is ~ by something, they are worried by it. (FORMAL)
He apparently was not ~ by the prospect of a policeman coming to call...
= alarmed
ADJ: usu v-link ADJ, oft ADJ by/at n, ADJ that
If someone is ~ by something, they are worried by it. (FORMAL)
He apparently was not ~ by the prospect of a policeman coming to call...
= alarmed
ADJ: usu v-link ADJ, oft ADJ by/at n, ADJ that
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012