Here's what rhymes with impowered.
                        
                        
                    
                                empowered  powered  towered  dowered  embowered  coward  showered  soured  cowered  devoured  flowered  scoured  glowered  overpowered  deflowered  Words that almost rhyme with impowered
powdered  downward  cowherd  cowbird  encountered  southward  countered  foundered  floundered