What are some synonyms for the word utilization?

Here are some synonyms for "utilization," grouped by meaning:

General usage:

* Use

* Employment

* Application

* Deployment

* Exploitation

* Implementation

* Operation

* Practice

* Exercise

Focus on efficiency:

* Efficiency

* Effectiveness

* Productivity

* Optimization

* Maximization

* Leveraging

Formal or technical contexts:

* Consumption

* Expenditure

* Allocation

* Distribution

* Harnessing

* Mobilization

The best synonym for "utilization" will depend on the specific context of your sentence.