flathead

/ˈflætˌhɛd/

//ˈflætˌhɛd// noun

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

"flathead" is a 8-letter English headword indexed on PlainSpell.

The verdict

“flathead” has 12 generated spelling variants in the English index at frequency #42,138. The variants make it a useful spelling check.

#42,138
frequency rank, English
2,507
“F” headwords
12
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any fish in the family Platycephalidae.

Corpus desk

Index EN-flathead · flathead · English

flathead · rank #42,138 · 12 variants · 2 confusables

  • FREQ-MID #42,138
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-LOW 2 pairs
  • VAR-MID 12 variants
  • BOOK-MID 2,507
  • PHOTO-FINISH flanker

Nearest frequency peer: flanker (-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.

Rank peers near misspelling magnet “flathead”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “flathead” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

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).

flathead vs flashed
75% similar
flathead vs flatbed
75% similar

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

Key facts for flathead
PropertyValue
Headwordflathead
LanguageEnglish
Part of speechNoun
IPA/ˈflætˌhɛd/
Letters8
Frequency rank#42,138
Misspellings tracked12
Confusable pairs2
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “flathead”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).flatheadlands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “flanker” (#42,137), “flabbergasted” (#42,136), “FORTRAN” (#42,140). Among 2,507 “F” headwords, “flathead” is #42,138. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 12 spelling variants around flathead (IPA /ˈflætˌhɛd/), anoun. Corpus frequency is #42,138 among 2,507 “F” headwords. Wiktionary lists 4 senses, so context still picks the gloss.

Our generated misspelling index lists 12 likely wrong-spelling variants for flathead, with forms such as "falthead", "fflathead", and "flahtead". 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 2 confusable-pair relationships, "flashed", "flatbed", since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From flat + head. The correct English form is flathead, spelled F-L-A-T-H-E-A-D.

Definition

  1. 1
    Any fish in the family Platycephalidae.
  2. 2
    Ellipsis of flathead catfish
  3. 3
    A type of screw or bolt designed to fit in a countersink so that it sits flush with a surface.
  4. 4
    Synonym of side valve.

Etymology

From flat + head.

Common misspellings

Also misspelled as:

  • falthead
  • fflathead
  • flahtead
  • flatehad
  • flathaed
  • flatheadd
  • flatheda
  • flathhead
  • flatthead
  • fllathead
  • fltahead
  • lfathead

Misspelling Pattern Breakdown

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

falthead2fflathead1flahtead2flatehad2flathaed2flatheadd1flatheda2flathhead1
Edit distance from "flathead"

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 "flathead"?
"flathead" is spelled F-L-A-T-H-E-A-D. The IPA pronunciation is /ˈflætˌhɛd/.
What does "flathead" mean?
As a noun, "flathead" means: Any fish in the family Platycephalidae.
What words are commonly confused with "flathead"?
"flathead" is commonly confused with "flashed", "flatbed". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "flathead"?
The IPA (International Phonetic Alphabet) transcription for "flathead" is /ˈflætˌhɛd/. 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 "flathead"?
From flat + head. 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 "flathead", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 8 letters (nearest by frequency rank).

falsetto#42,129glittery#42,156globular#42,157headland#42,172

Similar misspelling depth

Headwords with a similar count of attested misspellings (12 here; floor ≥5).

faithless12 variantsguildhall12 variantsHollander12 variantsdietitian12 variants

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

Source: FrequencyWords open word-frequency list