1. Striving to overcome in argument
   - agonistic, combative

See also: competitive, competitory

• definitive host
• definitively
• definitiveness
• definitude
• deflagrable
• deflagrate
• deflagration
• deflate
• deflated
• deflation
• deflationary
• deflationary spiral
• deflator
• deflect
• deflection
• deflective
• deflector
• deflexed
• deflexion
• defloration
• deflower
• Defoe
• defog
• defogger
• defoliant