flush

/ˈflʌʃ/

//ˈflʌʃ// noun

By · According to Wiktionary data (CC BY-SA) ·

"flush" is a 5-letter English headword indexed on PlainSpell.

The verdict

“flush” has 8 generated spelling variants in the English index at frequency #9,610. The variants make it a useful spelling check.

#9,610
frequency rank, English
2,507
“F” headwords
8
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A group of birds that have suddenly started up from undergrowth, trees, etc.

Corpus desk

Index EN-flush · flush · English

flush · rank #9,610 · 8 variants · 20 confusables

  • FREQ-COMMON #9,610
  • LEN-MID 5 letters
  • VOW-1 1 vowel
  • CONFUS-HIGH 20 pairs
  • VAR-MID 8 variants
  • BOOK-MID 2,507
  • PHOTO-FINISH fletcher

Nearest frequency peer: fletcher (-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.

Frequency neighbourhood for “flush”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “flush” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

flush vs fuse
60% similar
flush vs fuss
60% similar
flush vs flux
60% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for flush
PropertyValue
Headwordflush
LanguageEnglish
Part of speechNoun
IPA/ˈflʌʃ/
Letters5
Frequency rank#9,610
Misspellings tracked8
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “flush” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). flush lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 8 spelling variants around flush (IPA /ˈflʌʃ/), anoun. Corpus frequency is #9,610 among 2,507 “F” headwords. Dominant gloss: "A group of birds that have suddenly started up from undergrowth, trees, etc.".

Our generated misspelling index lists 8 likely wrong-spelling variants for flush, with forms such as "fflush", "fllush", and "flsuh". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 20 confusable-pair relationships, "fuse", "fuss", "flux", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From Middle English flusshen, fluschen, of uncertain origin. Compare dialectal flusk (“to fly at, startle a bird out of the bush”) and flusker (“to flutter, fly irregularly”). Perhaps related to Middle English flasshen, flasschen, flaschen, see flash; or a … The correct English form is flush, spelled F-L-U-S-H.

Definition

  1. 1
    A group of birds that have suddenly started up from undergrowth, trees, etc.

Recorded use

Wiktionary example

These source excerpts show how flush appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. As when a Faulcon hath with nimble flight / Flowne at a flush of Ducks foreby the brooke […].

Etymology

From Middle English flusshen, fluschen, of uncertain origin. Compare dialectal flusk (“to fly at, startle a bird out of the bush”) and flusker (“to flutter, fly irregularly”). Perhaps related to Middle English flasshen, flasschen, flaschen, see flash; or a Middle English blend of flowen (“to flow”) + guschen (“to gush”). Compare Saterland Frisian flutskje, German Low German flutschen, German flutschen.

Common misspellings

Also misspelled as:

  • fflush
  • fllush
  • flsuh
  • fluhs
  • flushh
  • flussh
  • fulsh
  • lfush

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of flush - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

fflush1fllush1flsuh2fluhs2flushh1flussh1fulsh2lfush2
Edit distance from "flush"

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.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "flush"?
"flush" is spelled F-L-U-S-H. The IPA pronunciation is /ˈflʌʃ/.
What does "flush" mean?
As a noun, "flush" means: A group of birds that have suddenly started up from undergrowth, trees, etc.
What words are commonly confused with "flush"?
"flush" is commonly confused with "fuse", "fuss", "flux". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "flush"?
The IPA (International Phonetic Alphabet) transcription for "flush" is /ˈflʌʃ/. 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 "flush"?
From Middle English flusshen, fluschen, of uncertain origin. Compare dialectal flusk (“to fly at, startle a bird out of the bush”) and flusker (“to flutter, fly irregularly”). Perhaps related to Middle English flasshen, flasschen, flaschen, see fl... 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 "flush", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 5 letters (nearest by frequency rank).

fatty#9,607hairy#9,615horns#9,617combo#9,585

Similar misspelling depth

Headwords with a similar count of attested misspellings (8 here; floor ≥5).

evolve8 variantsironic8 variantsluggage8 variantsmadame8 variants

What to do next

You've looked up "flush". Here's where to go from here.

  • "flush" maps to 20 confusable pairs in this vintage; the highest-scored is "fuse". View pair
  • 8 edit-distance misspelling variants are generated for spell-check research on this headword. See variants
  • Usage frequency rank #9,610 among English headwords in this corpus. Corpus statistics
  • Browse more English words in the "F" letter cohort. F–Z browse
  • PlainSpell rotates a curated Word of the Day from the English corpus, a passive way to discover vocabulary. Word of the Day

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

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.

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

Source: FrequencyWords open word-frequency list