1. a person who begrudges; someone who resents or is unwilling to give, grant, or allow something
Usage: informal; agent noun derived from the verb 'begrudge'

Examples

• He was a begrudger of praise, never willing to compliment his colleagues.
• The begrudger refused to acknowledge her rival's success.
• No one likes working with a begrudger who resents every opportunity given to others.
• She was known as a begrudger of time, always complaining about helping out.
• The begrudger in the group made it difficult to celebrate anyone's achievements.