insularity：岛国性质，偏狭性，与外界隔绝的生活状况

词根词缀： -insul-岛 + -arity名词词尾

• indemnification
• indemnify
• indemnity
• indent
• indentation
• indented
• indenture
• independence
• independent
• independently
• in-depth
• indescribable
• indestructible
• indeterminate
• index
• indexation
• index finger
• index-linked
• Indian
• Indian file
• Indian giver
• Indian rubber
• Indian summer
• indicate
• indication