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

• matryoshkas
• matryoshki
• mats
• matsuri
• matsuris
• matt
• Matt.
• mattamore
• mattamores
• matte
• matted
• matter
• mattered
• matterful
• mattering
• matterless
• matter-of-fact
• matter-of-factly
• matter-of-factness
• matters
• mattery
• mattes
• Matthaean
• mattie
• matties