falsify

/ˈfɒlsɪfaɪ/

//ˈfɒlsɪfaɪ// verb

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

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

The verdict

“falsify” has 11 generated spelling variants in the English index at frequency #49,913. The variants make it a useful spelling check.

#49,913
frequency rank, English
2,507
“F” headwords
11
tracked misspellings
1
confusable pair

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To alter so as to make false; especially when done with intent to deceive.

Corpus desk

Index EN-falsify · falsify · English

falsify · rank #49,913 · 11 variants · 1 confusable

  • FREQ-MID #49,913
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-LOW 1 pairs
  • VAR-MID 11 variants
  • BOOK-MID 2,507
  • PHOTO-FINISH extrapolation

Nearest frequency peer: extrapolation (-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 “falsify”

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

corpus weight

What this shows “falsify” 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).

falsify vs falsely
71% similar

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

Key facts for falsify
PropertyValue
Headwordfalsify
LanguageEnglish
Part of speechVerb
IPA/ˈfɒlsɪfaɪ/
Letters7
Frequency rank#49,913
Misspellings tracked11
Confusable pairs1
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “falsify”

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).falsifylands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “extrapolation” (#49,912), “extensible” (#49,911), “FCO” (#49,916). Among 2,507 “F” headwords, “falsify” is #49,913. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 11 spelling variants around falsify (IPA /ˈfɒlsɪfaɪ/), averb. Corpus frequency is #49,913 among 2,507 “F” headwords. Wiktionary lists 7 senses, so context still picks the gloss.

Our generated misspelling index lists 11 likely wrong-spelling variants for falsify, with forms such as "aflsify", "falisfy", and "fallsify". 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 1 confusable-pair relationship, "falsely", since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From French falsifier, from Late Latin falsificāre (“make false, corrupt, counterfeit, falsify”), from Latin falsificus, from falsus (“false”), corresponding to false + -ify. The correct English form is falsify, spelled F-A-L-S-I-F-Y.

Definition

  1. 1
    To alter so as to make false; especially when done with intent to deceive.
  2. 2
    To misrepresent.
  3. 3
    To counterfeit; to forge.
  4. 4
    To prove to be false.
  5. 5
    To show (an item of charge inserted in an account) to be wrong.
  6. 6
    To baffle or escape.
  7. 7
    To violate; to break by falsehood.

Recorded use

Wiktionary examples

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

  1. to falsify a record or document
  2. The Irish bards use to forge and falsify everything as they list, to please or displease any man.

Etymology

From French falsifier, from Late Latin falsificāre (“make false, corrupt, counterfeit, falsify”), from Latin falsificus, from falsus (“false”), corresponding to false + -ify.

This word in other languages

falsificar(Español)falsifier(Français)falsifizieren(Deutsch)falsificar(Português)

Common misspellings

Also misspelled as:

  • aflsify
  • falisfy
  • fallsify
  • falsfiy
  • falsiffy
  • falsifyy
  • falsiyf
  • falssify
  • faslify
  • ffalsify
  • flasify

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of falsify - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

aflsify2falisfy2fallsify1falsfiy2falsiffy1falsifyy1falsiyf2falssify1
Edit distance from "falsify"

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 "falsify"?
"falsify" is spelled F-A-L-S-I-F-Y. The IPA pronunciation is /ˈfɒlsɪfaɪ/.
What does "falsify" mean?
As a verb, "falsify" means: To alter so as to make false; especially when done with intent to deceive.
What words are commonly confused with "falsify"?
"falsify" is commonly confused with "falsely". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "falsify"?
The IPA (International Phonetic Alphabet) transcription for "falsify" is /ˈfɒlsɪfaɪ/. 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 "falsify"?
From French falsifier, from Late Latin falsificāre (“make false, corrupt, counterfeit, falsify”), from Latin falsificus, from falsus (“false”), corresponding to false + -ify. 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 "falsify", not the corpus desk frequency band.

Same letter count

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

febrile#49,918dominus#49,878Goldwyn#49,949gunship#49,958

Similar misspelling depth

Headwords with a similar count of attested misspellings (11 here; floor ≥5).

endeared11 variantsHandley11 variantscumshot11 variantsculvert11 variants

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

Source: FrequencyWords open word-frequency list