diligent
131pertinacious — I adjective adamant, adhering to a purpose, assidous, bent, bullheaded, certain, continuing, decided, determined, diligent, dogged, earnest, enduring, exhibiting purpose, faithful, firm, hard to get rid of, headstrong, holding to a purpose,… …
132sedulous — I adjective active, adsiduus, alert, ardent, assiduous, attentive, avid, brisk, busily engaged, busy, conscientious, constant, diligent, dogged, eager, energetic, firm, hardworking, indefatigable, industrious, keen, laborious, painstaking,… …
