resentment

Short definition from Wiktionary

Noun

1. 1
   Anger or displeasure stemming from belief that one or one's group has been wronged or betrayed by others; indignation.
2. 2
   The state of holding something in the mind as a subject of contemplation, or of being inclined to reflect upon it; feeling; impression.
3. 3
   Satisfaction; gratitude.