toil

Universal Words verb, noun verb [V] (formal) 1 ~ (away) (at / over sth) to work very hard and/or for a long time: Hundreds of men toiled for years at building the pyramid. * She toils tirelessly for various charities. 2 [+adv./prep.] to move slowly and with difficulty: They toiled up the hill in the blazing sun. toiler noun noun [U] (formal or literary) hard unpleasant work that makes you very tired: a life of hardship and toil