energy β The strength and vitality required for sustained physical or mental activity.
industry β the aggregate of manufacturing or technically productive enterprises in a particular field, often named after its principal product: the automobile industry; the steel industry.
job β the central figure in an Old Testament parable of the righteous sufferer.
diligence β constant and earnest effort to accomplish what is undertaken; persistent exertion of body or mind.
drudgery β menial, distasteful, dull, or hard work.
effort β exertion of physical or mental power: It will take great effort to achieve victory.
push β to press upon or against (a thing) with force in order to move it away.
strain β to draw tight or taut, especially to the utmost tension; stretch to the full: to strain a rope.
stress β importance attached to a thing: to lay stress upon good manners. Synonyms: significance, meaning, emphasis, consequence; weight, value, worth.
rat race β any exhausting, unremitting, and usually competitive activity or routine, especially a pressured urban working life spent trying to get ahead with little time left for leisure, contemplation, etc.
undertaking β the act of a person who undertakes any task or responsibility.