自愿者 zìyuànzhě volunteer Origin Definitions Defs Strokes Stroke Words Sentences Sents 自愿 自願 zìyuàn verb to volunteer to be willing to do something of one's own accord者 zhě affixnoun -er (bound form) used after a verb, adjective, or noun to represent the person or thing performing an action or possessing a quality; translates as "-er", "-ist", or "one who"