rancour or US rancor /rangˈkər/

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

ranˈcorous adjective

ranˈcorously adverb

• partibilities
• partibility
• partible
• particeps criminis
• participable
• participant
• participantly
• participants
• participate
• participated
• participates
• participating
• participation
• participations
• participative
• participator
• participators
• participatory
• participial
• participially
• participle
• participles
• particle
• particle accelerator
• particle accelerators