1. Soap in powdered form mixed with alkaline builders
   - built-soap powder, washing powder

Derived forms: soap powders

Type of: soap

• soil
• soil bank
• soil conditioner
• soil conservation
• soil erosion
• soil horizon
• soil pipe
• soil profile
• soil science
• soil-building
• soiled
• soiling
• soilure
• soiree musicale
• soirée
• Soissons
• soixante-neuf
• soja
• soja bean
• sojourn
• sojourner
• Sojourner Truth
• soke
• Sokoro
• sol