assiduous Play adjectiveShowing great care and perseverance. SYNONYMS accurateattentivecarefulcloseconscientiouscorrectdemandingdiligentelaborateexactinghard-workingindustriouslaboriousmeticulousminutepainstakingparticularperseveringpunctiliousrigoroussearchingsedulousstudiousthoroughultra-carefulunflagging
