steadfastness

noun

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

The verdict

“steadfastness” is uncommon English (frequency #70,293 among 6,566 “S” headwords), classed as a noun. The kind of spelling people second-guess.

#70,293
frequency rank, English
6,566
“S” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Loyalty in the face of trouble and difficulty.

Corpus desk

Index EN-steadfastness · steadfastness · English

steadfastness · rank #70,293 · 0 variants · 0 confusables

  • FREQ-RARE #70,293
  • LEN-MEGA 13 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 6,566
  • PHOTO-FINISH steadiness

Nearest frequency peer: steadiness (+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.

Long-tail ranks near “steadfastness”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “steadfastness” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for steadfastness
PropertyValue
Headwordsteadfastness
LanguageEnglish
Part of speechNoun
Letters13
Frequency rank#70,293
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “steadfastness” in English

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).steadfastnessfalls in this rarity band:

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

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “steadiness” (#70,294), “stepwise” (#70,295), “Stonehaven” (#70,296). Among 6,566 “S” headwords, “steadfastness” is #70,293. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

steadfastness is uncommon English at frequency #70,293 among 6,566 “S” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

The misspelling generator found no plausible variants for steadfastness, which points to an orthography that plays by predictable English rules. No close-neighbour confusable shows up for this headword in our dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From Middle English stedfastnesse, stedefastnesse, from Old English stedefæstnes (“steadfastness”), equivalent to steadfast + -ness. The correct English form is steadfastness, spelled S-T-E-A-D-F-A-S-T-N-E-S-S.

Definition

  1. 1
    Loyalty in the face of trouble and difficulty.
  2. 2
    A steadfast resolution.

Recorded use

Wiktionary example

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

  1. [H]e [Paul] laboureth to comfort Timothy vvith the remembrance of the ſtedfaſtneſs of Gods eternal decree of Election, becauſe grounded on his foreknowledge; […]

Etymology

From Middle English stedfastnesse, stedefastnesse, from Old English stedefæstnes (“steadfastness”), equivalent to steadfast + -ness.

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 "steadfastness"?
"steadfastness" is spelled S-T-E-A-D-F-A-S-T-N-E-S-S.
What does "steadfastness" mean?
As a noun, "steadfastness" means: Loyalty in the face of trouble and difficulty.
What is the origin of the word "steadfastness"?
From Middle English stedfastnesse, stedefastnesse, from Old English stedefæstnes (“steadfastness”), equivalent to steadfast + -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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "steadfastness", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 13 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list