Dude

It is a gender neutral term.
If u say it with the right tone of voice it can mean a lot nor things.

A: *doing something very very wrong*
B: DUUUUUUUUUUDE!

dude dude DUDE (panicking -usually in a haunted place filming)

*said in low voice while looking into the eyes* dude (i feel u man, i love u bro, am here for u)

Duuuuuuuuuuuuuuude (siiiiick bro)

*turns head towards u* dude (yo)

*says in a stern voice turns head towards u with eye contact* DUDE (wtf man, not the time)

And many more…