pacman -S a b c d e ... czis doing download, at some point of time / package the user impatient and just want to get all bunch installation up to that point so then doing ctrl-c / break
pacman -Sw pkgnameto only download w/o install,
pacman -U pathto install package from filesystem
How to know full path for the question: ".. specifically those ones just downloaded.."
man 5 pacman.conf