Lenitive

Definition:

(a.) Having the quality of softening or mitigating, as pain or acrimony; assuasive; emollient.
(n.) A medicine or application that has the quality of easing pain or protecting from the action of irritants.
(n.) A mild purgative; a laxative.
(n.) That which softens or mitigates; that which tends to allay passion, excitement, or pain; a palliative.

Compare lenitive with other words:

genitive vs. lenitive