Im not sure about the cursing part but this one got some great bromance "stakeout"
my ideal type and I are dying
One Room TA
Die if You Aren't a Virgin
Phemome say otherwise
I like your pheromones
https://www.mangago.zone/read-manga/don_t_mess_with_the_puppy/
https://www.mangago.zone/read-manga/tiger_and_tiger_gourd/
https://www.mangago.zone/read-manga/stakeout/ Again bc its just too good, but terrible tl
I DESPERATELY need to read something where the couple has a friendship like relationship (like cursing them off, telling them to go die in a pit or something, teasing) I need me some comedy romance, straight, gay literally anything