completionist

English

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completionist

Where it comes from

From completion + -ist.

adjective more completionist · most completionist

  1. Engaging in completionism. M did not have this completionist fetish regarding other matters—he would happily leave a meal uneaten and a book half read—but in matters of travel it was something of a matter of pride.

noun completionists

  1. A person who practices completionism. If you are a Halo completionist and need to experience every moment of the Halo story, you have no choice.

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MLA

"completionist." Wiktionary, via Micwyn, micwyn.com/word/completionist. Accessed 6 Nov. 2026.

APA

completionist. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/completionist

Chicago

"completionist." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/completionist.

BibTeX
@misc{completionist_2026,
  title = {completionist},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/completionist},
  urldate = {2026-11-06}
}