Decoloration :: Decoloration (n.) The removal or absence of color.
Decolorize :: Decolorize (v. t.) To deprive of color; to whiten.
Undecolic :: Undecolic (a.) Pertaining to, or designating, an acid, C11H18O2, of the propiolic acid series, obtained indirectly from undecylenic acid as a white crystalline substance..