completionist
adjective, noun
completionist is spelled C-O-M-P-L-E-T-I-O-N-I-S-T: 13 letters. It appears about once in every 40 million words in written English, the 194,306th most frequent word form (wordfreq, 2021 data). As an adjective, completionist means “Engaging in completionism” (English Wiktionary, September 2026).
How many letters and syllables are in completionist?
| Letters | 13: C-O-M-P-L-E-T-I-O-N-I-S-T |
|---|---|
| In writing | about once in every 40 million words; the 194,306th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is completionist?
Completionist appears about once in every 40 million words in written English, the 194,306th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Forms of completionist
- more completionist comparative
- most completionist superlative
- completionists plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does completionist mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Engaging in completionism.
noun
- 1
A person who practices completionism.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does completionist come from?
From completion + -ist.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).