* Simple: The chameleon used its camouflage to blend in with the leaves.
* Descriptive: The soldier's camouflage pattern helped him disappear into the forest.
* Figurative: Her smile was a camouflage for the sadness she felt inside.
* With a specific type: The camouflage on the airplane was designed to make it hard to see against the sky.
* In a question: How effective is the camouflage used by the army?