text using variable-pitch fonts or several different fonts looks
filled regardless of different character sizes. The argument
@var{pixel-width} specifies the maximum pixel width a line is allowed
-to have aftder filling; it is the pixel-resolution equivalent of the
+to have after filling; it is the pixel-resolution equivalent of the
@code{fill-column} in @code{fill-region}. For instance, this Lisp
snippet will insert text using a proportional font, and then fill this
to be no wider than 300 pixels: