Describing the fighters

The following words have been used to describe Iraqi's and Americans who are fighting in Iraq:

IRAQIS

Insurgents - Rises in revolt against established authority, especially a government.
Terrorists - The unlawful use or threatened use of force or violence by a person or an organized group against people or property with the intention of intimidating or coercing societies or governments, often for ideological or political reasons.
Freedom Fighters - One engaged in armed rebellion or resistance against an oppressive government.
Revolutionaries - A militant in the struggle for the overthrow of one government and its replacement with another.
Animals - An animal organism other than a human, especially a mammal.
Rebels - To refuse allegiance to and oppose by force an established government or ruling authority.

AMERICANS

Troops - A group of soldiers.
Occupiers - To seize possession of and maintain control over by or as if by conquest.
Liberators - To set free, as from oppression, confinement, or foreign control.
Forces - A unit of a nation's military personnel, especially one deployed into combat.