1. unforgiving - Adjective
2. unforgiving - Verb
3. unforgiving - Adjective Satellite
not to be placated or appeased or moved by entreaty
unwilling or unable to forgive or show mercy
Source: WordNetAn unforgiving eye, and a damned disinheriting countenance. Richard Brinsley Sheridan
Animals in the wild lead lives of compulsion and necessity within an unforgiving social hierarchy in an environment where the supply of fear is high and the supply of food is low and where territory must constantly be defended and parasites forever endured. Yann Martel
Nature is cold, wet, hard and unforgiving. David Remnick
I've learned you can make a mistake and the whole world doesn't end. I had to learn to allow myself to make a mistake without becoming defensive and unforgiving. Lisa Kudrow
The English can be a very critical, unforgiving people, but criticism can be good. And this is a country that loves comedy. Björk
Which is the greater wrong? To hurt the unforgiving one, or hurt the one who has forgiven all? Orson Scott Card