An ~ feeling cannot be expressed in words because it is so strong. (FORMAL)
He felt a sudden ~ loneliness.
= indescribable
ADJ
An ~ feeling cannot be expressed in words because it is so strong. (FORMAL)
He felt a sudden ~ loneliness.
= indescribable
ADJ
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012