steadfastly

/ˈstɛdfɑːstli/

//ˈstɛdfɑːstli// adv

By · According to Wiktionary data (CC BY-SA) ·

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

The verdict

“steadfastly” has 18 generated spelling variants in the English index at frequency #42,424. The variants make it a useful spelling check.

#42,424
frequency rank, English
6,566
“S” headwords
18
tracked misspellings
1
confusable pair

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - In a steadfast manner; firmly; with conviction

Corpus desk

Index EN-steadfastly · steadfastly · English

steadfastly · rank #42,424 · 18 variants · 1 confusable

  • FREQ-MID #42,424
  • LEN-MEGA 11 letters
  • VOW-4 4 vowels
  • CONFUS-LOW 1 pairs
  • VAR-HIGH 18 variants
  • BOOK-DENSE 6,566
  • PHOTO-FINISH staunchly

Nearest frequency peer: staunchly (-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.

Rank peers near misspelling magnet “steadfastly”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “steadfastly” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

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

steadfastly vs steadfast
82% similar

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

Key facts for steadfastly
PropertyValue
Headwordsteadfastly
LanguageEnglish
Part of speechAdverb
IPA/ˈstɛdfɑːstli/
Letters11
Frequency rank#42,424
Misspellings tracked18
Confusable pairs1
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “steadfastly”

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).steadfastlylands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “staunchly” (#42,423), “straying” (#42,425), “startle” (#42,422). Among 6,566 “S” headwords, “steadfastly” is #42,424. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 18 spelling variants around steadfastly (IPA /ˈstɛdfɑːstli/), anadverb. Corpus frequency is #42,424 among 6,566 “S” headwords. Dominant gloss: "In a steadfast manner; firmly; with conviction".

Our generated misspelling index lists 18 likely wrong-spelling variants for steadfastly, with forms such as "setadfastly", "ssteadfastly", and "staedfastly". 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, "steadfast", where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: Inherited from Middle English stedefastly, stedefastliche; equivalent to steadfast + -ly. The correct English form is steadfastly, spelled S-T-E-A-D-F-A-S-T-L-Y.

Definition

  1. 1
    In a steadfast manner; firmly; with conviction

Recorded use

Wiktionary examples

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

  1. He steadfastly refuses to go out with her.
  2. She saw him shake his tall form erect, look at her strangely and steadfastly, and then, noiselessly, stealthily slip away amid the rocks and trees.

Etymology

Inherited from Middle English stedefastly, stedefastliche; equivalent to steadfast + -ly.

This word in other languages

firmemente(Português)

Common misspellings

Also misspelled as:

  • setadfastly
  • ssteadfastly
  • staedfastly
  • steadafstly
  • steaddfastly
  • steadfaslty
  • steadfasstly
  • steadfastlly
  • steadfastlyy
  • steadfasttly
  • steadfastyl
  • steadfatsly
  • steadffastly
  • steadfsatly
  • steafdastly
  • stedafastly
  • stteadfastly
  • tseadfastly

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of steadfastly - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

setadfastly2ssteadfastly1staedfastly2steadafstly2steaddfastly1steadfaslty2steadfasstly1steadfastlly1
Edit distance from "steadfastly"

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 "steadfastly"?
"steadfastly" is spelled S-T-E-A-D-F-A-S-T-L-Y. The IPA pronunciation is /ˈstɛdfɑːstli/.
What does "steadfastly" mean?
As an adverb, "steadfastly" means: In a steadfast manner; firmly; with conviction
What words are commonly confused with "steadfastly"?
"steadfastly" is commonly confused with "steadfast". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "steadfastly"?
The IPA (International Phonetic Alphabet) transcription for "steadfastly" is /ˈstɛdfɑːstli/. 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 "steadfastly"?
Inherited from Middle English stedefastly, stedefastliche; equivalent to steadfast + -ly. 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 "steadfastly", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 11 letters (nearest by frequency rank).

scalability#42,397underlining#42,468requisition#42,375proliferate#42,350

Similar misspelling depth

Headwords with a similar count of attested misspellings (18 here; floor ≥5).

pancreatitis18 variantsauthentically18 variantsextramarital18 variantsintracranial18 variants

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

Source: FrequencyWords open word-frequency list