BLUNT, a. from the root of Gr.to dull.

1. Having a thick edge or point, as an instrument dull not sharp.
2. Dull in understanding slow of discernment.
3. Abrupt in address plain unceremonious wanting the forms of civility rough in manners or speech.
4. Hard to penetrate. Unusual.

BLUNT, To dull the edge or point, by making it thicker.

1. To repress or weaken any appetite, desire or power of the mind to impair the force of any passion which affects the mind, or of any evil or good which affects the body as, to blunt the edge of love, of pain, or of suffering.

Your ceaseless endeavors will be exerted to blunt the stings of pain.