From the same study, Fuck is also highly correlated with age and gender. They also found a 25% less strong correlation between swear words and neuroticism, comp

From the same study, Fuck is also highly correlated with age and gender. They also found a 25% less strong correlation between swear words and neuroticism, compared to a previous, given study. I'd imagine correlating swear words is especially hard because of their varied use. (For extreme happiness vs anger, for example)