Ever hear of a thesaurus? The two words can be interchanged:
1fuck "fek\ verb [akin to D fokken to breed (cattle), Sw dial. fokka to copulate] (15c)
1 : copulate — usu. considered obscene — sometimes used in the present participle as a meaningless intensive
2 : mess 3 — used with with — usu. considered vulgar
1 : to engage in coitus with — usu. considered obscene — sometimes used interjectionally with an object (as a personal or reflexive pronoun) to express anger, contempt, or disgust
2 : to deal with unfairly or harshly : cheat, screw — usu. considered vulgar
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