foghorn

noun

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

The verdict

“foghorn” is uncommon English (frequency #66,669 among 2,507 “F” headwords), classed as a noun. The kind of spelling people second-guess.

#66,669
frequency rank, English
2,507
“F” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A very loud low-pitched horn, used especially in lighthouses and on large boats.

Corpus desk

Index EN-foghorn · foghorn · English

foghorn · rank #66,669 · 0 variants · 0 confusables

  • FREQ-RARE #66,669
  • LEN-LONG 7 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,507
  • PHOTO-FINISH Francia

Nearest frequency peer: Francia (+2 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 “foghorn”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for foghorn
PropertyValue
Headwordfoghorn
LanguageEnglish
Part of speechNoun
Letters7
Frequency rank#66,669
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “foghorn” 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).foghornfalls in this rarity band:

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

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “Francia” (#66,671), “fisticuffs” (#66,666), “Franklyn” (#66,672). Among 2,507 “F” headwords, “foghorn” is #66,669. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

foghorn is uncommon English at frequency #66,669 among 2,507 “F” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

Zero misspellings are on record for foghorn in our index, suggesting the orthography follows predictable English patterns. We don't track a confusable pairing for this entry, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From fog + horn. The correct English form is foghorn, spelled F-O-G-H-O-R-N.

Definition

  1. 1
    A very loud low-pitched horn, used especially in lighthouses and on large boats.
  2. 2
    A strong gossiper.

Etymology

From fog + horn.

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 "foghorn"?
"foghorn" is spelled F-O-G-H-O-R-N.
What does "foghorn" mean?
As a noun, "foghorn" means: A very loud low-pitched horn, used especially in lighthouses and on large boats.
What is the origin of the word "foghorn"?
From fog + horn. 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 "foghorn", 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