Hard paraffin is a type of wax that is solid at room temperature and commonly used in candles, cosmetics, and polishes. When considering antonyms for hard paraffin, one might look to words that describe softness or flexibility, such as pliable, malleable, or supple. Other potential antonyms include liquid, fluid, or malleable wax, which would have a lower melting point and be more easily molded or shaped. Alternatively, one might look for words that suggest the opposite of the rigidity associated with hard paraffin, such as yielding, bendable, or flexible materials that can be easily molded into different shapes or forms.