IPA: //ˈbliːtʃəbl//
KK: /ˈbliːtʃəbl/
Able to be made whiter or lighter in color by using a chemical process.
The fabric is bleachable, so it can be cleaned with bleach without being damaged.
Bleachable → It is formed from "bleach" (from Old English "blēcan", meaning to whiten or make pale) and "-able" (meaning capable of). The word "bleachable" means capable of being whitened or made pale.
Think of something that can be made white or lightened — 'bleach' means to whiten, and '-able' means capable of.