Something that is ~ does not follow a regular pattern, but happens at unexpected times or moves along in an irregular way.
Argentina’s ~ inflation rate threatens to upset the plans.
= unpredictable
ADJ
~ally
Police stopped him for driving ~ally.
ADV
Something that is ~ does not follow a regular pattern, but happens at unexpected times or moves along in an irregular way.
Argentina’s ~ inflation rate threatens to upset the plans.
= unpredictable
ADJ
~ally
Police stopped him for driving ~ally.
ADV
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012