words is a standard file on Unix and Unix-like operating systems, and is simply a newline-delimited list of dictionary words. It is used, for instance, by spell-checking programs.
The words file is usually stored in or .
On Debian and Ubuntu, the file is provided by the package, or its provider packages,, etc. On Fedora and Arch Linux, the file is provided by the package. The package is sourced from data from the Moby Project, a public domain compilation of words.