spelunker
"spelunker" is a 9-letter English headword indexed on PlainSpell.
The verdict
“spelunker” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 9
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - One who explores caves; one who spelunks.
| Property | Value |
|---|---|
| Headword | spelunker |
| Language | English |
| Part of speech | Noun |
| Letters | 9 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “spelunker” sits in English frequency
Rare enough to double-check
spelunker is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.
spelunker has no tracked misspelling variants, which points to an orthography that plays by predictable English rules. No confusable counterpart is on file for this word, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From then-obsolete spelunk (noun) + -er. Coined by New England cave explorer Roger Charles Johnson in the 1930s. The correct English form is spelunker, spelled S-P-E-L-U-N-K-E-R.
Definition
- 1One who explores caves; one who spelunks.
- 2An amateur or inadequately prepared caver.
Etymology
From then-obsolete spelunk (noun) + -er. Coined by New England cave explorer Roger Charles Johnson in the 1930s.
This word in other languages
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “spelunker”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is S-P-E-L-U-N-K-E-R - every other letter order is a misspelling in standard orthography.
- 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.