probableness

/ˈprɒb.ə.bəl.nəs/

//ˈprɒb.ə.bəl.nəs// noun

"probableness" is a 12-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
12
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The state or quality of being likely to occur; likelihood, probability.

Corpus desk

Index EN-probableness · probableness · English

probableness · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 12 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "P" 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 probableness
PropertyValue
Headwordprobableness
LanguageEnglish
Part of speechNoun
IPA/ˈprɒb.ə.bəl.nəs/
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “probableness” sits in English frequency

probableness falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Rare enough to double-check

probableness is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈprɒb.ə.bəl.nəs/. Rarity is why readers land here mid-draft. Gloss: "The state or quality of being likely to occur; likelihood, probability.".

We couldn't generate a plausible misspelling set for probableness, since its letter sequence doesn't invite the usual edit-distance slips. No confusable counterpart is on file for this word, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: Latin probabilis, From probable + -ness, in existence since the 1600s. The correct English form is probableness, spelled P-R-O-B-A-B-L-E-N-E-S-S.

Definition

  1. 1
    The state or quality of being likely to occur; likelihood, probability.

Recorded use

Wiktionary example

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

  1. …the probableness of the existence of that fact…

Etymology

Latin probabilis, From probable + -ness, in existence since the 1600s.

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). See the methodology for how each field is sourced and updated.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "probableness"?
"probableness" is spelled P-R-O-B-A-B-L-E-N-E-S-S. The IPA pronunciation is /ˈprɒb.ə.bəl.nəs/.
What does "probableness" mean?
As a noun, "probableness" means: The state or quality of being likely to occur; likelihood, probability.
How do you pronounce "probableness"?
The IPA (International Phonetic Alphabet) transcription for "probableness" is /ˈprɒb.ə.bəl.nəs/. 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 "probableness"?
Latin probabilis, From probable + -ness, in existence since the 1600s. 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.

What to do next

You've looked up "probableness". Here's where to go from here.

  • Browse more English words in the "P" letter cohort. P–Z browse
  • PlainSpell rotates a curated Word of the Day from the English corpus, a passive way to discover vocabulary. Word of the Day

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

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