adj. 25B6; adjective CONTINUOUS, ongoing, steady, continual, constant, prolonged, persistent, non-stop, perpetual, unabating, relentless, unrelieved, unbroken, never-ending, incessant, unceasing, ceaseless, round the clock.
sporadic.
SUSTAINED
Meaning of SUSTAINED in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012