The best replacement for washing is dishwasher.

The best alternatives to washing are rated as following:
★★★★★  dishwasher
★★★★★  hand sanitizer
★★★  dry cleaning
★★  sanitizer
★★  wearing
★★  bathing
★  alcohol rubs
★  alcohol hand rubs
★  extraction
★  extracting
★  machine washing
★  washing machine
★  wiping
  alcohol gel
  dishwashing
  pressure washing
  dishwasher water usage
  hand sanitizers
  hand rub
  alcohol rub
  wen
  hand sanitizing
  dish washer

Your alternative for washing is not listed? Suggest!
Speaking about washing, one probably shouldn't forget about shrinking.

Other search terms related to washing and their ratings are:
★★★★★ shrinking
You have in mind a companion for washing and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of washing in all years. Click on graph for more.
washing
dishwasher
hand sanitizer