extinct
/ɪkˈstɪŋkt/
"extinct" is a 7-letter English headword indexed on PlainSpell.
The verdict
“extinct” is a moderately-common English word, ranked #11,889 in English word frequency and used as an adjective.
- #11,889
- frequency rank, English
- 7
- letters
- 11
- tracked misspellings
- 3
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Of fire, etc.: no longer alight; of a light, etc.: no longer shining; extinguished, quenched.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | extinct |
| Language | English |
| Part of speech | Adjective |
| IPA | /ɪkˈstɪŋkt/ |
| Letters | 7 |
| Frequency rank | #11,889 |
| Misspellings tracked | 11 |
| Confusable pairs | 3 |
| Source | Wiktionary (kaikki.org) |
Where “extinct” sits in English frequency
Spelling & Dictionary Insight
The English entry for extinct is 7 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /ɪkˈstɪŋkt/. Corpus data places it at rank #11,889 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 7 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 11 likely wrong-spelling variants for extinct, with forms such as "etxinct", "exitnct", and "exticnt". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 3 confusable-pair relationships, "extract", "extent", "extant", a pairing that trips writers up because the two words share enough sound or shape to blur together.
Etymologically, the entry records: From Late Middle English extinct (“eliminated, eradicated, extinguished”), from Latin extīnctus, exstīnctus (“extinguished, quenched; destroyed, killed; made extinct”), the perfect passive participles of extinguō, exstinguō (“to extinguish, put out, quench;… The correct English form is extinct, spelled E-X-T-I-N-C-T.
Definition
- 1Of fire, etc.: no longer alight; of a light, etc.: no longer shining; extinguished, quenched.
- 2Of feelings, a person's spirit, a state of affairs, etc.: put out, as if like a fire; quenched, suppressed.
- 3Of customs, ideas, laws and legal rights, offices, organizations, languages, etc.: no longer existing or in use; defunct, discontinued, obsolete; specifically, of a title of nobility: no longer having any person qualified to hold it.
- 4Of an animal or plant species or group of species, a group of people, a family, etc., having no living members, representatives, or descendants.
- 5Of a geological feature: no longer active; specifically, of a volcano: no longer erupting.
- 6Of a radioisotope: no longer occurring primordially due to having decayed away completely, because it has a relatively short half-life.
- 7Of a person: dead; also, permanently separated from others.
Etymology
From Late Middle English extinct (“eliminated, eradicated, extinguished”), from Latin extīnctus, exstīnctus (“extinguished, quenched; destroyed, killed; made extinct”), the perfect passive participles of extinguō, exstinguō (“to extinguish, put out, quench; (figurative) to abolish; to destroy, kill”), from ex- (prefix meaning ‘away; out’) + stinguō (“to extinguish, put out, quench”) (from Proto-Indo-European *stengʷ- (“to push”)). The Middle English word displaced Middle English aqueint, aquenched (“extinct; extinguished”). Doublet of extinguish.
This word in other languages
Common misspellings
Also misspelled as: etxinct,exitnct,exticnt,extincct,extinctt,extinnct,extintc,extnict,exttinct,exxtinct,xetinct
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of extinct - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “extinct”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is E-X-T-I-N-C-T - every other letter order is a misspelling in standard orthography.
- Say it as /ɪkˈstɪŋkt/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “extract” - see the side-by-side comparison. extinct vs extract
- Browse more English words and confusable pairs in the same reference. English words
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.