1. Not in keeping with what is correct or proper
   - inappropriate, incompatible, unfitting

See also: incongruous

• free press
• free radical
• free rein
• free running
• Free Soil Party
• free speech
• free spirit
• Free State
• free thought
• free throw
• free throw lane
• free time
• free trade
• free trader
• free verse
• free weight
• Free World
• free zone
• free-and-easy
• free-associate
• free-base
• free-enterprise
• free-floating
• free-flying
• free-for-all