thunderbolt

/ˈθʌndə(ɹ)ˌboʊlt/

//ˈθʌndə(ɹ)ˌboʊlt// noun

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

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

The verdict

“thunderbolt” has 18 generated spelling variants in the English index at frequency #25,947. The variants make it a useful spelling check.

#25,947
frequency rank, English
3,151
“T” headwords
18
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A flash of lightning accompanied by a crash of thunder.

Corpus desk

Index EN-thunderbolt · thunderbolt · English

thunderbolt · rank #25,947 · 18 variants · 0 confusables

  • FREQ-MID #25,947
  • LEN-MEGA 11 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 18 variants
  • BOOK-MID 3,151
  • PHOTO-FINISH tiered

Nearest frequency peer: tiered (+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 “thunderbolt”

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

corpus weight

What this shows “thunderbolt” 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
Key facts for thunderbolt
PropertyValue
Headwordthunderbolt
LanguageEnglish
Part of speechNoun
IPA/ˈθʌndə(ɹ)ˌboʊlt/
Letters11
Frequency rank#25,947
Misspellings tracked18
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “thunderbolt”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).thunderboltlands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “tiered” (#25,948), “Tennant” (#25,945), “toggle” (#25,949). Among 3,151 “T” headwords, “thunderbolt” is #25,947. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 18 spelling variants around thunderbolt (IPA /ˈθʌndə(ɹ)ˌboʊlt/), anoun. Corpus frequency is #25,947 among 3,151 “T” headwords. Wiktionary lists 7 senses, so context still picks the gloss.

Our generated misspelling index lists 18 likely wrong-spelling variants for thunderbolt, with forms such as "htunderbolt", "thhunderbolt", and "thnuderbolt". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. Our confusable-pair dataset has no match for it, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From thunder + bolt. The correct English form is thunderbolt, spelled T-H-U-N-D-E-R-B-O-L-T.

Definition

  1. 1
    A flash of lightning accompanied by a crash of thunder.
  2. 2
    An event that is terrible, horrific or unexpected.
  3. 3
    Vehement threatening or censure; especially, ecclesiastical denunciation; fulmination.
  4. 4
    A very powerful shot.
  5. 5
    A belemnite, or thunderstone.
  6. 6
    A charge in the form of two joined bundles with four rays of lightning emerging from them, resembling the thunderbolt of Jupiter.
  7. 7
    A daring or irresistible hero.

Recorded use

Wiktionary examples

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

  1. Our quiuering Lances ſhaking in the aire, / And bullets like Ioues dreadfull Thunderbolts, / Enrolde in flames and fiery ſmoldering miſtes, / Shall threat the Gods more than Cyclopian warres, […]
  2. And the sword that had visited Earth from so far away smote like the falling of thunderbolts [...] and the runes in Alveric’s far-travelled sword exulted, and roared at the elf-knight; until in the dark of the wood, amongst branches severed from disenchanted trees, with a blow like that of a thunderbolt riving an oak-tree, Alveric slew him.

Etymology

From thunder + bolt.

This word in other languages

rayo(Español)coup de tonnerre(Français)Donnerkeil(Deutsch)

Common misspellings

Also misspelled as:

  • htunderbolt
  • thhunderbolt
  • thnuderbolt
  • thudnerbolt
  • thundderbolt
  • thundebrolt
  • thunderbbolt
  • thunderblot
  • thunderbollt
  • thunderboltt
  • thunderbotl
  • thunderoblt
  • thunderrbolt
  • thundrebolt
  • thunedrbolt
  • thunnderbolt
  • tthunderbolt
  • tuhnderbolt

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of thunderbolt - 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.

htunderbolt2thhunderbolt1thnuderbolt2thudnerbolt2thundderbolt1thundebrolt2thunderbbolt1thunderblot2
Edit distance from "thunderbolt"

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 "thunderbolt"?
"thunderbolt" is spelled T-H-U-N-D-E-R-B-O-L-T. The IPA pronunciation is /ˈθʌndə(ɹ)ˌboʊlt/.
What does "thunderbolt" mean?
As a noun, "thunderbolt" means: A flash of lightning accompanied by a crash of thunder.
What are common misspellings of "thunderbolt"?
Common misspellings include "htunderbolt", "thhunderbolt", "thnuderbolt", "thudnerbolt", "thundderbolt". The correct spelling is "thunderbolt".
How do you pronounce "thunderbolt"?
The IPA (International Phonetic Alphabet) transcription for "thunderbolt" is /ˈθʌndə(ɹ)ˌboʊlt/. 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 "thunderbolt"?
From thunder + bolt. 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 "thunderbolt", not the corpus desk frequency band.

Same letter count

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

symptomatic#25,943workmanship#25,977archdiocese#26,005pleasurable#25,886

Similar misspelling depth

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

amalgamation18 variantsmitochondria18 variantsheterogeneous18 variantsmetaphysics18 variants

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

Source: FrequencyWords open word-frequency list