Fuck is the only fucking word that can be put fucking everwhere without hindering your fucking ability to comprehend the fucking sentence. Can be used to express annoyance, anger, or unpleasant surprise. Can also mean to have sex with.
"Oh fuck, I broke the vase!" - Expressing unpleasant surprise "Lets fuck." - Asking for sex
"Fuck you!" - Expressing Annoyance or anger towards a specific thing.
Fuck is a word for 'help' when someone says they want help say oh ofc i will fuck you. You can also say it if in danger just shout 'FUCK ME' and everyone will come running to you.
Teacher: Can someone help me bring the books in?
5year old student: Sure i will fuck you with the books!