These are the commands in the window category.
Move window
window:move
Minimize window
window:minimize
Resize window
window:size
Maximize window to screen
window:maximize
Focus on window
window:focus
Fit to region
window:fit
Expand edge
window:expand
Cycle position
window:cycle-position
Contract edge
window:contract
Center window
window:center
Set transparency
window:transparency
Always on top
window:topmost