Direction can be one of +up+, +down+, +left+ or +right+. The optional pixel
argument specifies by how many pixels a *floating container* should be grown or
-shrinked (the default is 10 pixels). The ppt argument means percentage points
+shrunk (the default is 10 pixels). The ppt argument means percentage points
and specifies by how many percentage points a *tiling container* should be
-grown or shrinked (the default is 10 percentage points).
+grown or shrunk (the default is 10 percentage points).
I recommend using the resize command inside a so called +mode+: