clonazepam

/ˌkləʊˈneɪ.zɪ.pam/

//ˌkləʊˈneɪ.zɪ.pam// noun

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

The verdict

“clonazepam” is uncommon English (frequency #85,121 among 5,599 “C” headwords), classed as a noun. The kind of spelling people second-guess.

#85,121
frequency rank, English
5,599
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A benzodiazepine with potent anticonvulsant used especially in the treatment of epilepsy and other seizure disorders; C₁₅H₁₀ClN₃O₃. It is a derivative of nitrazepam.

Corpus desk

Index EN-clonazepam · clonazepam · English

clonazepam · rank #85,121 · 0 variants · 0 confusables

  • FREQ-RARE #85,121
  • LEN-MEGA 10 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH coif

Nearest frequency peer: coif (+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 “clonazepam”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for clonazepam
PropertyValue
Headwordclonazepam
LanguageEnglish
Part of speechNoun
IPA/ˌkləʊˈneɪ.zɪ.pam/
Letters10
Frequency rank#85,121
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “clonazepam” sits in English frequency

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).clonazepamlands 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 “coif” (#85,122), “coital” (#85,123), “cishet” (#85,118). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

clonazepam is uncommon English at frequency #85,121 among 5,599 “C” headwords, classed as anoun, transcribed /ˌkləʊˈneɪ.zɪ.pam/. Rarity is why readers land here mid-draft. Gloss: "A benzodiazepine with potent anticonvulsant used especially in the treatment of epilepsy and other seizure disorders; C₁₅H₁₀ClN₃O₃. It is a derivative of nitrazepam.".

We couldn't generate a plausible misspelling set for clonazepam, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: Blend of chlo(ro)- + n(itr)azepam. The correct English form is clonazepam, spelled C-L-O-N-A-Z-E-P-A-M.

Definition

  1. 1
    A benzodiazepine with potent anticonvulsant used especially in the treatment of epilepsy and other seizure disorders; C₁₅H₁₀ClN₃O₃. It is a derivative of nitrazepam.

Etymology

Blend of chlo(ro)- + n(itr)azepam.

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 "clonazepam"?
"clonazepam" is spelled C-L-O-N-A-Z-E-P-A-M. The IPA pronunciation is /ˌkləʊˈneɪ.zɪ.pam/.
What does "clonazepam" mean?
As a noun, "clonazepam" means: A benzodiazepine with potent anticonvulsant used especially in the treatment of epilepsy and other seizure disorders; C₁₅H₁₀ClN₃O₃. It is a derivative of nitrazepam.
How do you pronounce "clonazepam"?
The IPA (International Phonetic Alphabet) transcription for "clonazepam" is /ˌkləʊˈneɪ.zɪ.pam/. 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 "clonazepam"?
Blend of chlo(ro)- + n(itr)azepam. 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 "clonazepam", not the corpus desk frequency band.

Same letter count

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

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

Source: FrequencyWords open word-frequency list