dreadful

/ˈdɹɛd.fl̩/

//ˈdɹɛd.fl̩// adj

"dreadful" is a 8-letter English headword indexed on PlainSpell.

The verdict

“dreadful” is a moderately-common English word, ranked #11,882 in English word frequency and used as an adjective.

#11,882
frequency rank, English
8
letters
12
tracked misspellings
1
confusable pair

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Full of something causing dread, whether

Visual similarity to commonly confused words

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

dreadful vs dreadfully
80% similar

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

Key facts for dreadful
PropertyValue
Headworddreadful
LanguageEnglish
Part of speechAdjective
IPA/ˈdɹɛd.fl̩/
Letters8
Frequency rank#11,882
Misspellings tracked12
Confusable pairs1
SourceWiktionary (kaikki.org)

Where “dreadful” 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). dreadful 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 dreadful is 8 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /ˈdɹɛd.fl̩/. Corpus data places it at rank #11,882 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 6 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 12 likely wrong-spelling variants for dreadful, with forms such as "ddreadful", "deradful", and "draedful". 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, "dreadfully", where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From Middle English dredful, dredfull, dredeful (also dreful), equivalent to dread + -ful. The correct English form is dreadful, spelled D-R-E-A-D-F-U-L.

Definition

  1. 1
    Full of something causing dread, whether
  2. 2
    Full of something causing dread, whether
  3. 3
    Full of something causing dread, whether
  4. 4
    Full of dread, whether
  5. 5
    Full of dread, whether
  6. 6
    Full of dread, whether

Etymology

From Middle English dredful, dredfull, dredeful (also dreful), equivalent to dread + -ful.

This word in other languages

Common misspellings

Also misspelled as: ddreadful,deradful,draedful,dreaddful,dreadfful,dreadflu,dreadfull,dreadufl,dreafdul,dredaful,drreadful,rdeadful

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of dreadful - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

ddreadful1deradful2draedful2dreaddful1dreadfful1dreadflu2dreadfull1dreadufl2
Edit distance from "dreadful"

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 "dreadful"?
"dreadful" is spelled D-R-E-A-D-F-U-L. The IPA pronunciation is /ˈdɹɛd.fl̩/.
What does "dreadful" mean?
As an adjective, "dreadful" means: Full of something causing dread, whether
What words are commonly confused with "dreadful"?
"dreadful" is commonly confused with "dreadfully". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "dreadful"?
The IPA (International Phonetic Alphabet) transcription for "dreadful" is /ˈdɹɛd.fl̩/. 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 "dreadful"?
From Middle English dredful, dredfull, dredeful (also dreful), equivalent to dread + -ful. 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 “dreadful”

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

  • The one correct English spelling is D-R-E-A-D-F-U-L - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈdɹɛd.fl̩/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “dreadfully” - see the side-by-side comparison. dreadful vs dreadfully
  • 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