to work

a job; an occupation; work / job, work (task) / (physics) work, change of energy

impossibility, incapability / irrationality / something that is excessive; overdoing something; doing things by brute force

to overexert oneself

natural, understandable, no wonder

cannot, impossible, incapable / irrational, unreasonable

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

(chiefly women's speech) first person singular pronoun: I, me