I'm not sure I would put Swift in that syntax family. It doesn't have C-style for loops and most of it is pretty different from C aside from curly-brace delimit

I'm not sure I would put Swift in that syntax family. It doesn't have C-style for loops and most of it is pretty different from C aside from curly-brace delimited blocks. First-class functions, lots of Smalltalk- and Objective-C-isms, some ML stuff, etc.