1. Not in a barrel
   - unbarrelled [Brit, Cdn]

Antonym: barreled

• insecurity
• inseminate
• insemination
• insensate
• insensately
• insensibility
• insensible
• insensibly
• insensitive
• insensitively
• insensitiveness
• insensitivity
• insentience
• insentient
• inseparability
• inseparable
• inseparableness
• inseparably
• insert
• insertion
• insertional mutagenesis
• Insessores
• inset
• inshallah
• inshore