Oil forming soap on reacting with NaOH is:

Peanut oil is an organic material oil derived from peanuts, noted to have the aroma and taste of its parent legume. Peanut oil is appreciated for its high smoke point relative to many other cooking oils. Its major component fatty acids are oleic acid (56.6%) and linoleic acid (26.7%).[citation needed]. The oil also contains some palmitic acid, arachidic acid, arachidonic acid, behenic acid, lignoceric acid and other fatty acids.It forms soap on reaction with NaOH.