hyperventilation
/ˌhaɪpɚˌvɛntəˈleɪʃən/
"hyperventilation" is a 16-letter English headword indexed on PlainSpell.
The verdict
“hyperventilation” is uncommon English (frequency #88,441 among 23,837 “H” headwords), classed as a noun. The kind of spelling people second-guess.
- #88,441
- frequency rank, English
- 23,837
- “H” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The state of breathing faster or deeper than necessary.
| Property | Value |
|---|---|
| Headword | hyperventilation |
| Language | English |
| Part of speech | Noun |
| IPA | /ˌhaɪpɚˌvɛntəˈleɪʃən/ |
| Letters | 16 |
| Frequency rank | #88,441 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “hyperventilation” sits in English frequency
Rare enough to double-check
hyperventilation is uncommon English at frequency #88,441 among 23,837 “H” headwords, classed as anoun, transcribed /ˌhaɪpɚˌvɛntəˈleɪʃən/. Rarity is why readers land here mid-draft. Gloss: "The state of breathing faster or deeper than necessary.".
The misspelling generator found no plausible variants for hyperventilation, suggesting the orthography follows predictable English patterns. No confusable counterpart is on file for this word, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: From hyper- + ventilation. The correct English form is hyperventilation, spelled H-Y-P-E-R-V-E-N-T-I-L-A-T-I-O-N.
Definition
- 1The state of breathing faster or deeper than necessary.
Etymology
From hyper- + ventilation.
Antonyms
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); 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
How do you spell "hyperventilation"?
What does "hyperventilation" mean?
How do you pronounce "hyperventilation"?
What is the origin of the word "hyperventilation"?
Is PlainSpell free to use?
Using “hyperventilation”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is H-Y-P-E-R-V-E-N-T-I-L-A-T-I-O-N - every other letter order is a misspelling in standard orthography.
- Say it as /ˌhaɪpɚˌvɛntəˈleɪʃən/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English words near this rank
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.