KEY: Enterprise, [See ADVENTURE].

• Impracticable, [See PRACTICABLE]
• Imprecate, [See IMPETRATE]
• Impregnable, [See PREGNABLE]
• Impregnate
• Impressive
• Impress
• Impress \v
• Imprison
• Imprisonment
• Improper, [See PROPER]
• Improve
• Improvement
• Improvident
• Impudence
• Impudent
• Impugn
• Impulse
• Impulsive
• Impure
• Impute
• Inability, [See ABILITY]
• Inaccessible, [See ACCESSIBLE]
• Inaccurate, [See ACCURATE]
• Inaction, [See ACTION]
• Inactive