2 synonym groups for Anstrengen

striving for, aiming for, pursuing, working on, moving towards, progressing towards, heading for, targeting, seeking, endeavoring for, aspiring to, focusing on, directing efforts towards, laboring for, pushing towards, advancing towards, driving towards, reaching for, setting sights on, going after, chasing, hunting for, questing for, zeroing in on, homing in on, concentrating on, dedicating to, committing to, engaging in, tackling, addressing, dealing with, handling, managing, approaching, grappling with, wrestling with, contending with, confronting, facing, taking on, undertaking, embarking on, initiating, starting, beginning, launching, setting out on, venturing into, exploring, investigating [x]

demanding, stringent, rigorous, precise, meticulous, strict, thorough, fastidious, scrupulous, exact, accurate, careful, painstaking, fussy, particular, picky [x]