Words similar to voluntary

Example sentences for: voluntary

How can you use “voluntary” in a sentence? Here are some example sentences to help you improve your vocabulary:

The trouble with this, as former Social Security Commissioner Robert Ball points out, is that making the savings accounts voluntary means that many lower-wage workers will surely choose not to participate.
As I understand it, when political scientists and sociologists refer to a society as "civil" they are citing the many important functions that are performed by voluntary, intermediate institutions.
Louis Freeh, who had statutory ten-year tenure, would remain director of the FBI until his voluntary retirement in the summer of 2001.
The problem of exploitation in apparently voluntary sexual relations has long been with us.
According to his lawyer, Trie's return was voluntary, but the Post says no final understanding has been reached about whether Trie will cooperate with the investigation.