adj. 25B6; adjective INCESSANT, ceaseless, constant, continual, unabating, interminable, endless, unending, never-ending, everlasting, eternal, perpetual, continuous, non-stop, uninterrupted, unbroken, unremitting, persistent, relentless, unrelenting, unrelieved, sustained.
UNCEASING
Meaning of UNCEASING in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012