adjective · academic

voluntary

UK/ˈvɒləntri/US/ˈvɑːlənˌtɛri/VOL·un·ta·ry

Band 6-7task2

done, chosen, or acting by one's own free will; not forced or paid

Examples

The study relied on voluntary participation from households across the metropolitan area.

Voluntary contributions from stakeholders supplemented the government budget for the project.

On a voluntary basis, researchers asked participants to keep daily logs for three months.

Band 8 sentence

To ensure ethical standards, the researchers obtained written consent and emphasized that all participation was strictly voluntary.

Collocations

  • voluntary participation
  • on a voluntary basis
  • voluntary contributions
  • voluntary sector

Word family

voluntary adjectivevolunteer noun/verbvoluntarily adverbvoluntariness noun

Common mistakes

He voluntary to help at the clinic during the summer.He volunteered to help at the clinic during the summer.

Participants did it voluntary.Participants did it voluntarily.

Say it for a higher band

5willing6optional7+voluntary

Synonyms

willing

optional

Easily confused

volunteer

She worked as a volunteer at the hospital during the summer.

optional

Attendance at the workshop was optional for most students.

Related words

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In Sublist 7

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