falsity

/ˈfɔːl.sɪ.ti/

//ˈfɔːl.sɪ.ti// noun

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

The verdict

“falsity” is an uncommon English word, ranked #65,109 in English word frequency and used as a noun.

#65,109
frequency rank, English
7
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Something that is false; an untrue assertion.

Key facts for falsity
PropertyValue
Headwordfalsity
LanguageEnglish
Part of speechNoun
IPA/ˈfɔːl.sɪ.ti/
Letters7
Frequency rank#65,109
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “falsity” 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). falsity lands here:

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

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

Spelling & Dictionary Insight

The English entry for falsity is 7 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈfɔːl.sɪ.ti/. Corpus data places it at rank #65,109 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

falsity has no tracked misspelling variants, suggesting the orthography follows predictable English patterns. No confusable counterpart is on file for this word, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: Corresponding to false + -ity. From Middle French fausseté, Old French falseté, from Late Latin falsitas, from Latin falsus. The correct English form is falsity, spelled F-A-L-S-I-T-Y.

Definition

  1. 1
    Something that is false; an untrue assertion.
  2. 2
    The characteristic of being untrue.

Etymology

Corresponding to false + -ity. From Middle French fausseté, Old French falseté, from Late Latin falsitas, from Latin falsus.

Synonyms

Antonyms

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 "falsity"?
"falsity" is spelled F-A-L-S-I-T-Y. The IPA pronunciation is /ˈfɔːl.sɪ.ti/.
What does "falsity" mean?
As a noun, "falsity" means: Something that is false; an untrue assertion.
How do you pronounce "falsity"?
The IPA (International Phonetic Alphabet) transcription for "falsity" is /ˈfɔːl.sɪ.ti/. 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 "falsity"?
Corresponding to false + -ity. From Middle French fausseté, Old French falseté, from Late Latin falsitas, from Latin falsus. 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.

Using “falsity”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is F-A-L-S-I-T-Y - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈfɔːl.sɪ.ti/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more English words and confusable pairs in the same reference. English words
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 FrequencyWords open word-frequency list