rancour or US rancor /rangˈkər/

1. Harboured bitterness of mind, speech, etc
2. Deep-seated enmity
3. Spite
4. Virulence
5. Sourness (Shakespeare)

• afternoon
• afternoons
• after one's own heart
• afterpains
• after-parties
• after-party
• afterpiece
• afterpieces
• afters
• aftersales
• aftersales service
• aftershaft
• aftershafts
• aftershave
• aftershaves
• aftershock
• aftershocks
• aftershow
• aftersun
• aftersuns
• aftersupper
• aftersuppers
• afterswarm
• afterswarms
• aftertaste