Term: volunteer: a person who performs voluntary work
Broader: worker: a person who works at a specific occupation | Unrelated: impenetrability: the quality of being impenetrable (by people or light or missiles etc.)
Broader: worker: a person who works at a specific occupation | Unrelated: americanism: an expression that is characteristic of English as spoken by Americans
Broader: worker: a person who works at a specific occupation | Unrelated: sabbatical year: a sabbatical leave lasting one year
Broader: worker: a person who works at a specific occupation | Unrelated: aggravation: an exasperated feeling of annoyance
Broader: worker: a person who works at a specific occupation | Unrelated: repossession: the action of regaining possession (especially the seizure of collateral securing a loan that is in default)
Broader: worker: a person who works at a specific occupation | Unrelated: revenue stamp: a small piece of adhesive paper that is put on an object to show that a government tax has been paid
Broader: worker: a person who works at a specific occupation | Unrelated: epileptic: a person who has epilepsy
Broader: worker: a person who works at a specific occupation | Unrelated: retail: the selling of goods to consumers; usually in small quantities and not for resale
Broader: worker: a person who works at a specific occupation | Unrelated: synonymist: a student of synonyms
Broader: worker: a person who works at a specific occupation | Unrelated: updating: the act of changing something to bring it up to date (usually by adding something)