deceitfulness

/dɪˈsiːtfəlnəs/

//dɪˈsiːtfəlnəs// noun

"deceitfulness" is a 13-letter English headword indexed on PlainSpell.

The verdict

“deceitfulness” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
13
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The state or quality of being deceitful; duplicity.

Corpus desk

Index EN-deceitfulness · deceitfulness · English

deceitfulness · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 13 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "D" thin
  • PHOTO-UNK Peer pending

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.

Key facts for deceitfulness
PropertyValue
Headworddeceitfulness
LanguageEnglish
Part of speechNoun
IPA/dɪˈsiːtfəlnəs/
Letters13
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “deceitfulness” in English

deceitfulnessranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

deceitfulness is uncommon English outside the top frequency list, classed as anoun, transcribed /dɪˈsiːtfəlnəs/. Rarity is why readers land here mid-draft. Gloss: "The state or quality of being deceitful; duplicity.".

No generated misspelling entries exist for deceitfulness in our index, typically a sign the spelling maps closely to how the word sounds. This headword has no recorded confusable partner, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From deceitful + -ness. The correct English form is deceitfulness, spelled D-E-C-E-I-T-F-U-L-N-E-S-S.

Definition

  1. 1
    The state or quality of being deceitful; duplicity.

Recorded use

Wiktionary examples

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

  1. O full off all sutelte and disseytfulnes the chylde off the devyll, and the enemye of all righteousnes thou ceasest not to pervert the strayght wayes off the lorde.
  2. 'This is the hend, is it, of all my bearing with her deceitfulness, her lowness, her falseness, her laying herself out to catch the admiration of vulgar minds . . .'

Etymology

From deceitful + -ness.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "deceitfulness"?
"deceitfulness" is spelled D-E-C-E-I-T-F-U-L-N-E-S-S. The IPA pronunciation is /dɪˈsiːtfəlnəs/.
What does "deceitfulness" mean?
As a noun, "deceitfulness" means: The state or quality of being deceitful; duplicity.
How do you pronounce "deceitfulness"?
The IPA (International Phonetic Alphabet) transcription for "deceitfulness" is /dɪˈsiːtfəlnəs/. 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 "deceitfulness"?
From deceitful + -ness. 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.

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

Source: FrequencyWords open word-frequency list