hendecagon/henʹdekəgən/ noun

• in a trice
• inattention
• in at the kill
• inaudible
• inaugural
• inaugurate
• inauspicious
• in a way
• in a word
• in bad faith
• in bed
• in between
• in-between
• inboard
• in bond
• inborn
• inbred
• inbreed
• in brief
• inbuilt
• in bulk
• Inc.
• Inca
• in cahoots
• incalculable