voluntarily

voluntary | American Dictionary

voluntary
adjective[ not gradable ]
us/ˈvɑl·ənˌter·i/
done, made, or given willingly, without being forced or paid to do it:
Employees can make voluntary contributions to the savings plan of up to 25% of their earnings.
Karyn leads after-school workshops that students attend on a voluntary basis.

voluntarily

adverbus/ˌvɑl·ənˈteər·ə·li/
She voluntarily gave up her lunch break to supervise the lab.

voluntary | Business English

voluntary
adjective
uk /ˈvɒləntəri/us
done, made, or given without being forced or paid:
Currently, recall of products is voluntary.
Any staff reductions will be made on a voluntary basis.
voluntary service/workShe does voluntary work in several hospitals.
used to describe an organization that is supported by people who give their time and money to it without being paid, and that exists to help other people:
He works in the voluntary sector.
It is an independent voluntary organisation providing money advice.

voluntarily

adverb
Did she leave voluntarily?

Examples of voluntary

voluntary
However, vaccination is voluntary, and many staff members are declining.
Other issues- of" low politics" - could be left to voluntary groups, the market, or local government.
Voluntary effort is not an easy option or a cheap supplement.
The force produced by a muscle under voluntary contraction is based on two mechanisms: the firing frequency and the recruitment of the motor units.
What remains to be explored is how far labour gives loyalty as a voluntary commitment.
Regional policies designed to promote employment sought to maintain population levels in the less prosperous areas by curbing voluntary out-migration.
The actions of animals are less" full-bloodedly voluntary" than the intentional acts of human beings.
In defining unemployment, it is important to recognise that it may be involuntary or voluntary.
Marxism in practice however is not voluntary but forced, not spontaneous but planned.
There must be not only a partnership, but a union; an interpenetration of passion and of will, of spontaneous impulse and of voluntary purpose.
While such fear regulation may be primarily reactive, additional cortical development increases the child's capacity for voluntary or effortful forms of control.
Esteem cannot be provided or passed on by way of voluntary choice.
Since pollution abatement costs are, in effect, negative, their response to voluntary technology transfer programs has been positive.
Even though this was voluntary, over half of the country's teachers participated.
My judgment is that the advocacy services often provided by voluntaries bodies are excellent and that they support parents at a very difficult time.
From the
Hansard archive