quadrennia/kwoʹdreni·ə/ noun

• inability
• in a bind
• in a body
• in a brown study
• in absentia
• inaccessible
• inaccuracy
• inaccurate
• in a cold sweat
• inaction
• inactivate
• inactive
• in addition
• inadequate
• inadmissible
• in advance
• inadvertence
• inadvertency
• inadvertent
• inadvisable
• -inae
• in a fair way to
• in a flash
• in a hole
• in a huff