What is another way to say waging war? I used the theasurus to find a word that meant the same as waging but the search results came back as nothing was found.

You have to look up the basic word, not one of the forms with an ending.

http://thesaurus.reference.com/browse/wage

An alternate phrase could be "engaging in war."

Sra

When using a thesaurus, it is important to try different approaches and alternative words to find the desired synonym. In the case of "waging war," there may not be a direct one-word synonym. However, you can express the same idea using different phrases or terms. Here are a few alternatives:

1. Engaging in warfare
2. Conducting a military campaign
3. Carrying out armed conflict
4. Initiating hostilities
5. Fighting a battle or battles
6. Pursuing military aggression

Remember, not all phrases or expressions have a single-word equivalent, and the context of the sentence may help determine the most appropriate alternative.