sulfite

/ˈsʌlfaɪt/

//ˈsʌlfaɪt// noun

"sulfite" is a 7-letter English headword indexed on PlainSpell.

The verdict

“sulfite” is uncommon English (frequency #75,457 among 6,566 “S” headwords), classed as a noun. The kind of spelling people second-guess.

#75,457
frequency rank, English
6,566
“S” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any salt of sulfurous acid.

Corpus desk

Index EN-sulfite · sulfite · English

sulfite · rank #75,457 · 0 variants · 0 confusables

  • FREQ-RARE #75,457
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 6,566
  • PHOTO-FINISH Sukhoi

Nearest frequency peer: Sukhoi (-1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Long-tail ranks near “sulfite”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “sulfite” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for sulfite
PropertyValue
Headwordsulfite
LanguageEnglish
Part of speechNoun
IPA/ˈsʌlfaɪt/
Letters7
Frequency rank#75,457
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “sulfite” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).sulfitefalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Rare peers in the same band: “Sukhoi” (#75,456), “superscript” (#75,460), “strictness” (#75,453). Among 6,566 “S” headwords, “sulfite” is #75,457. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

sulfite is uncommon English at frequency #75,457 among 6,566 “S” headwords, classed as anoun, transcribed /ˈsʌlfaɪt/. Rarity is why readers land here mid-draft. Gloss: "Any salt of sulfurous acid.".

Zero misspellings are on record for sulfite in our index, suggesting the orthography follows predictable English patterns. Our confusable-pair dataset has no match for it, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From sulfur + -ite (“suffix used for salts of acids ending in -ous”). The correct English form is sulfite, spelled S-U-L-F-I-T-E.

Definition

  1. 1
    Any salt of sulfurous acid.

Etymology

From sulfur + -ite (“suffix used for salts of acids ending in -ous”).

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 "sulfite"?
"sulfite" is spelled S-U-L-F-I-T-E. The IPA pronunciation is /ˈsʌlfaɪt/.
What does "sulfite" mean?
As a noun, "sulfite" means: Any salt of sulfurous acid.
How do you pronounce "sulfite"?
The IPA (International Phonetic Alphabet) transcription for "sulfite" is /ˈsʌlfaɪt/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "sulfite"?
From sulfur + -ite (“suffix used for salts of acids ending in -ous”). See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "sulfite", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list