Synonyms and related words :
burden, busy, carry too far, do double duty, drive, elucubrate, exaggerate, exhaust, fag, go overboard, go to extremes, go too far, hit the ball, hustle, keep busy, know no bounds, lucubrate, oppress, overact, overburden, overcarry, overcarrying, overdevelop, overdo, overdoing, overdrive, overelaborate, overemphasis, overemphasize, overexercise, overexert, overexertion, overexpend, overexpenditure, overimportance, overindulge, overlabor, overload, overplay, overreaching, overreact, overreaction, overspend, overstrain, overstress, overstudy, overtask, overtax, overtaxing, overtrain, overuse, pass all bounds, pour it on, protest too much, scratch, slave, strain, supererogation, sweat, task, tax, work, work hard, work late, work overtime