sapo-, sap-, sapon-, saponi-

(Latin: soap)

saponaceous
Resembling soap; having the qualities of soap, soapy.
saponaceous
1. Of the nature of, or resembling, soap; consisting of, or containing, soap; soapy.
2. Having the consistency of soap; slippery.
saponacity
The quality or state of being saponaceous.
saponaria
The root and leaves of Saponaria officinalis. It is used topically to treat boils and dermatitis. Also called soap wort, soaproot, bouncing Bet.
saponated
Treated or mixed with soap.
saponatus
Compounded or mixed with a soap.
saponification
The process of saponifying; the decomposition of a fat by the addition of an alkali that combines with its fatty acids to form a soap, the remaining constituent, glycerine, being consequently liberated.
saponifier
An apparatus for isolating glycerine and the fatty acids by saponification.
saponify, saponifiable
To be converted into soap or to convert a fat into soap, especially by reaction with an alkali.
saponin
Any of a group of chemical substances (glucosides) extracted from plants that form a soapy lather when mixed with water and are used to make detergents.
saponite
A soft soapy clay mineral found in the veins and cavities of certain rocks that haave undergone hydrothermal alteration.

Don't confuse this sap-, sapo- with another sap- which means, "wise, wisdom" or sap-, sapo- which means, "rotten, putrid".