humidifier
"humidifier" is a 10-letter English headword indexed on PlainSpell.
The verdict
“humidifier” is uncommon English (frequency #55,500 among 23,837 “H” headwords), classed as a noun. The kind of spelling people second-guess.
- #55,500
- frequency rank, English
- 23,837
- “H” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A device that is used to increase the humidity of the air.
| Property | Value |
|---|---|
| Headword | humidifier |
| Language | English |
| Part of speech | Noun |
| Letters | 10 |
| Frequency rank | #55,500 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “humidifier” sits in English frequency
Rare enough to double-check
humidifier is uncommon English at frequency #55,500 among 23,837 “H” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A device that is used to increase the humidity of the air.".
Our edit-distance generator produced no likely misspellings for humidifier, suggesting the orthography follows predictable English patterns. Our dataset records no confusable match here, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: From humidify + -er. The correct English form is humidifier, spelled H-U-M-I-D-I-F-I-E-R.
Definition
- 1A device that is used to increase the humidity of the air.
Etymology
From humidify + -er.
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
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Using “humidifier”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is H-U-M-I-D-I-F-I-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
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.