kryptonite

/ˈkɹɪptənaɪt/

//ˈkɹɪptənaɪt// noun

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

"kryptonite" is a 10-letter English headword indexed on PlainSpell.

The verdict

“kryptonite” has 16 generated spelling variants in the English index at frequency #33,303. The variants make it a useful spelling check.

#33,303
frequency rank, English
1,236
“K” headwords
16
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The one weakness of something or someone that is otherwise invulnerable.

Corpus desk

Index EN-kryptonite · kryptonite · English

kryptonite · rank #33,303 · 16 variants · 0 confusables

  • FREQ-MID #33,303
  • LEN-MEGA 10 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 16 variants
  • BOOK-MID 1,236
  • PHOTO-FINISH knighthood

Nearest frequency peer: knighthood (-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 “kryptonite”

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

corpus weight

What this shows “kryptonite” 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 kryptonite
PropertyValue
Headwordkryptonite
LanguageEnglish
Part of speechNoun
IPA/ˈkɹɪptənaɪt/
Letters10
Frequency rank#33,303
Misspellings tracked16
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “kryptonite”

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).kryptonitelands here:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “knighthood” (#33,302), “laborer” (#33,304), “keyed” (#33,301). Among 1,236 “K” headwords, “kryptonite” is #33,303. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 16 spelling variants around kryptonite (IPA /ˈkɹɪptənaɪt/), anoun. Corpus frequency is #33,303 among 1,236 “K” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 16 likely wrong-spelling variants for kryptonite, with forms such as "kkryptonite", "krpytonite", and "krryptonite". 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. No confusable counterpart is on file for this word, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From a fictional radioactive element, kryptonite, that has a detrimental effect on the otherwise invulnerable character Superman. Apparently formed as krypton (“a chemical element, Kr”) + -ite. The correct English form is kryptonite, spelled K-R-Y-P-T-O-N-I-T-E.

Definition

  1. 1
    The one weakness of something or someone that is otherwise invulnerable.
  2. 2
    Crack cocaine.

Recorded use

Wiktionary examples

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

  1. The terrific seven-grain bread here is the kryptonite of restaurant reviewers: two mini-loaves and you are incapacitated.
  2. So while recording or sampling a Charlie Manson track […] makes for shock rock kudos aplenty, a devotion to Hubbard is kryptonite for credibility.

Etymology

From a fictional radioactive element, kryptonite, that has a detrimental effect on the otherwise invulnerable character Superman. Apparently formed as krypton (“a chemical element, Kr”) + -ite.

This word in other languages

criptonita(Español)kryptonite(Français)Kryptonit(Deutsch)

Common misspellings

Also misspelled as:

  • kkryptonite
  • krpytonite
  • krryptonite
  • krypotnite
  • krypptonite
  • kryptnoite
  • kryptointe
  • kryptoniet
  • kryptonitte
  • kryptonnite
  • kryptontie
  • krypttonite
  • krytponite
  • kryyptonite
  • kyrptonite
  • rkyptonite

Misspelling Pattern Breakdown

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

kkryptonite1krpytonite2krryptonite1krypotnite2krypptonite1kryptnoite2kryptointe2kryptoniet2
Edit distance from "kryptonite"

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 "kryptonite"?
"kryptonite" is spelled K-R-Y-P-T-O-N-I-T-E. The IPA pronunciation is /ˈkɹɪptənaɪt/.
What does "kryptonite" mean?
As a noun, "kryptonite" means: The one weakness of something or someone that is otherwise invulnerable.
What are common misspellings of "kryptonite"?
Common misspellings include "kkryptonite", "krpytonite", "krryptonite", "krypotnite", "krypptonite". The correct spelling is "kryptonite".
How do you pronounce "kryptonite"?
The IPA (International Phonetic Alphabet) transcription for "kryptonite" is /ˈkɹɪptənaɪt/. 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 "kryptonite"?
From a fictional radioactive element, kryptonite, that has a detrimental effect on the otherwise invulnerable character Superman. Apparently formed as krypton (“a chemical element, Kr”) + -ite. 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 "kryptonite", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 10 letters (nearest by frequency rank).

knighthood#33,302lifesaving#33,309Marseilles#33,320inflexible#33,284

Similar misspelling depth

Headwords with a similar count of attested misspellings (16 here; floor ≥5).

inefficiency16 variantsgeometrical16 variantsdownsizing16 variantsdistorting16 variants

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

Source: FrequencyWords open word-frequency list