For mud (actor -um- & inst; s actor maN- & inst) to muddy a surface (patient -on), as a part of the body, floor.
pit'on; mamīto'
Ihūanyu nan hu'īyu ya un ayu humgop hi baluy ta adi pumīto' hinan dotal.
Wash your feet before you enter the house so that (the mud) will not muddy the floor.
-on: pit'on