The term "labours" encompasses various aspects of work, effort, and toil. Synonyms for labours include exertions, tasks, duties, chores, drudgery, and undertakings. These phrases allude to different types of labour, from manual labour to intellectual or creative labour. Other synonyms for labours include trials, struggles, and hardships. Each term reflects the challenging nature of putting forth the necessary effort towards achieving a goal or completing a task. Using one of these synonyms instead of "labours" can add nuance to your writing, giving readers a better understanding of the nature of the work being described.