presumption

/pɹɪˈzʌmp.ʃən/

//pɹɪˈzʌmp.ʃən// noun

"presumption" is a 11-letter English headword indexed on PlainSpell.

The verdict

“presumption” is a moderately-common English word, ranked #21,901 in English word frequency and used as a noun.

#21,901
frequency rank, English
11
letters
18
tracked misspellings
1
confusable pair

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The act of presuming, or something presumed.

Visual similarity to commonly confused words

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

presumption vs presumptive
82% similar

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

Key facts for presumption
PropertyValue
Headwordpresumption
LanguageEnglish
Part of speechNoun
IPA/pɹɪˈzʌmp.ʃən/
Letters11
Frequency rank#21,901
Misspellings tracked18
Confusable pairs1
SourceWiktionary (kaikki.org)

Where “presumption” 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). presumption 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 presumption is 11 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /pɹɪˈzʌmp.ʃən/. Corpus data places it at rank #21,901 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 5 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 18 likely wrong-spelling variants for presumption, with forms such as "persumption", "ppresumption", and "presmuption". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 1 confusable-pair relationship, "presumptive", where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From Middle English presumpcioun, presumption, from Old French presumption and its etymon Latin praesūmptiō. The correct English form is presumption, spelled P-R-E-S-U-M-P-T-I-O-N.

Definition

  1. 1
    The act of presuming, or something presumed.
  2. 2
    The belief of something based upon reasonable evidence, or upon something known to be true.
  3. 3
    The condition upon which something is presumed.
  4. 4
    Arrogant behaviour; the act of venturing beyond due bounds of reverence or respect.
  5. 5
    An inference that a trier of fact is either permitted or required to draw under certain factual circumstances (as prescribed by statute or case law) unless the party against whom the inference is drawn is able to rebut it with admissible, competent evidence.

Etymology

From Middle English presumpcioun, presumption, from Old French presumption and its etymon Latin praesūmptiō.

Synonyms

This word in other languages

Common misspellings

Also misspelled as: persumption,ppresumption,presmuption,pressumption,presummption,presumpiton,presumpption,presumpsion,presumptino,presumptionn,presumptoin,presumpttion,presumtpion,presupmtion,preusmption,prresumption,prseumption,rpesumption

Misspelling Pattern Breakdown

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

persumption2ppresumption1presmuption2pressumption1presummption1presumpiton2presumpption1presumpsion1
Edit distance from "presumption"

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 "presumption"?
"presumption" is spelled P-R-E-S-U-M-P-T-I-O-N. The IPA pronunciation is /pɹɪˈzʌmp.ʃən/.
What does "presumption" mean?
As a noun, "presumption" means: The act of presuming, or something presumed.
What words are commonly confused with "presumption"?
"presumption" is commonly confused with "presumptive". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "presumption"?
The IPA (International Phonetic Alphabet) transcription for "presumption" is /pɹɪˈzʌmp.ʃən/. 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 "presumption"?
From Middle English presumpcioun, presumption, from Old French presumption and its etymon Latin praesūmptiō. 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 “presumption”

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

  • The one correct English spelling is P-R-E-S-U-M-P-T-I-O-N - every other letter order is a misspelling in standard orthography.
  • Say it as /pɹɪˈzʌmp.ʃən/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “presumptive” - see the side-by-side comparison. presumption vs presumptive
  • 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