1. bombardment an attack by dropping explosive devices
  2. compartment a partitioned section within a larger enclosed area
  3. compliment a remark expressing praise and admiration
  4. impediment something immaterial that interferes with action or progress
  5. temperament your usual mood
  6. comportment manner of behaving or conducting oneself; bearing
  7. impairment a reduction in quality or strength
  8. predicament an unpleasant or difficult situation
  9. implement a piece of equipment or a tool used for a specific purpose
  10. imparipinnate (a leaf shape) pinnate with a single leaflet at the apex
  11. improvement the act of making something better
  12. imprisonment the act of confining someone in a prison
  13. parliament a legislative assembly in certain countries
  14. impressment the act of forcing someone into government service
  15. impedimenta the baggage and equipment carried by an army
  16. life imprisonment a sentence of imprisonment until death
  17. impoundment placing private property in the custody of an officer of the law
  18. commitment the act of binding yourself to a course of action
  19. compartmented divided up or separated into compartments or isolated units
  20. Labor Department the federal department responsible for promoting the working conditions of wage earners in the United States; created in 1913