smallmouth

noun

"smallmouth" is a 10-letter English headword indexed on PlainSpell.

The verdict

“smallmouth” is uncommon English (frequency #75,424 among 6,566 “S” headwords), classed as a noun. The kind of spelling people second-guess.

#75,424
frequency rank, English
6,566
“S” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A species of freshwater bass, Micropterus dolomieu, native to central North America but widely introduced throughout Canada and the United States as a game fish.

Corpus desk

Index EN-smallmouth · smallmouth · English

smallmouth · rank #75,424 · 0 variants · 0 confusables

  • FREQ-RARE #75,424
  • LEN-MEGA 10 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 6,566
  • PHOTO-FINISH slouchy

Nearest frequency peer: slouchy (-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 “smallmouth”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for smallmouth
PropertyValue
Headwordsmallmouth
LanguageEnglish
Part of speechNoun
Letters10
Frequency rank#75,424
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “smallmouth” 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).smallmouthfalls 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: “slouchy” (#75,423), “Smirnov” (#75,425), “Slidell” (#75,422). Among 6,566 “S” headwords, “smallmouth” is #75,424. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

smallmouth is uncommon English at frequency #75,424 among 6,566 “S” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A species of freshwater bass, Micropterus dolomieu, native to central North America but widely introduced throughout Canada and the United States as a game fish.".

Our edit-distance generator produced no likely misspellings for smallmouth, a sign its spelling follows regular English conventions. Our confusable-pair dataset has no match for it, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From small + mouth. The correct English form is smallmouth, spelled S-M-A-L-L-M-O-U-T-H.

Definition

  1. 1
    A species of freshwater bass, Micropterus dolomieu, native to central North America but widely introduced throughout Canada and the United States as a game fish.

Etymology

From small + mouth.

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 "smallmouth"?
"smallmouth" is spelled S-M-A-L-L-M-O-U-T-H.
What does "smallmouth" mean?
As a noun, "smallmouth" means: A species of freshwater bass, Micropterus dolomieu, native to central North America but widely introduced throughout Canada and the United States as a game fish.
What is the origin of the word "smallmouth"?
From small + mouth. 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 "smallmouth", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 10 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list