I found out that this tool http://www.convertlit.com/ provides a program with a funny name. I wonder if there are similar programs with offensive names or puns like this one. For example, I remember reading a fortune output saying something along the lines of
man Why did you get divorced?
man: Too many arguments.
And of course, there is the cliche touch grass.
Well, in short, with -Rsn, pacman complains about breaking dependency apk-style. With -Rcsn, it just resolves them (asking first of course).