benzodiazepine

/ˌbɛnzoʊdaɪˈæzɪpiːn/

//ˌbɛnzoʊdaɪˈæzɪpiːn// noun

"benzodiazepine" is a 14-letter English headword indexed on PlainSpell.

The verdict

“benzodiazepine” is uncommon English (frequency #57,240 among 4,121 “B” headwords), classed as a noun. The kind of spelling people second-guess.

#57,240
frequency rank, English
4,121
“B” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any of a class of psychoactive drugs, structured upon diazepine, used in the treatment of anxiety, insomnia and other related disorders.

Corpus desk

Index EN-benzodiazepine · benzodiazepine · English

benzodiazepine · rank #57,240 · 0 variants · 0 confusables

  • FREQ-RARE #57,240
  • LEN-MEGA 14 letters
  • VOW-7 7 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 4,121
  • PHOTO-FINISH belter

Nearest frequency peer: belter (-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 “benzodiazepine”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for benzodiazepine
PropertyValue
Headwordbenzodiazepine
LanguageEnglish
Part of speechNoun
IPA/ˌbɛnzoʊdaɪˈæzɪpiːn/
Letters14
Frequency rank#57,240
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “benzodiazepine” in English

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).benzodiazepinefalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “belter” (#57,239), “belay” (#57,237), “Beetlejuice” (#57,236). Among 4,121 “B” headwords, “benzodiazepine” is #57,240. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

benzodiazepine is uncommon English at frequency #57,240 among 4,121 “B” headwords, classed as anoun, transcribed /ˌbɛnzoʊdaɪˈæzɪpiːn/. Rarity is why readers land here mid-draft. Gloss: "Any of a class of psychoactive drugs, structured upon diazepine, used in the treatment of anxiety, insomnia and other related disorders.".

The misspelling generator found no plausible variants for benzodiazepine, a sign its spelling follows regular English conventions. It is not paired with a close-neighbour confusable in our dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From benzo- + diazepine. The correct English form is benzodiazepine, spelled B-E-N-Z-O-D-I-A-Z-E-P-I-N-E.

Definition

  1. 1
    Any of a class of psychoactive drugs, structured upon diazepine, used in the treatment of anxiety, insomnia and other related disorders.

Recorded use

Wiktionary examples

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

  1. That week we were in the desert I couldn't sleep—perhaps a couple of hours each night at the most even with a steady intake of benzodiazepine.
  2. His modus operandi was to drug them with wine or tea laced with benzodiazepines, which incapacitated them and wiped out their memories.

Etymology

From benzo- + diazepine.

Synonyms

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 "benzodiazepine"?
"benzodiazepine" is spelled B-E-N-Z-O-D-I-A-Z-E-P-I-N-E. The IPA pronunciation is /ˌbɛnzoʊdaɪˈæzɪpiːn/.
What does "benzodiazepine" mean?
As a noun, "benzodiazepine" means: Any of a class of psychoactive drugs, structured upon diazepine, used in the treatment of anxiety, insomnia and other related disorders.
How do you pronounce "benzodiazepine"?
The IPA (International Phonetic Alphabet) transcription for "benzodiazepine" is /ˌbɛnzoʊdaɪˈæzɪpiːn/. 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 "benzodiazepine"?
From benzo- + diazepine. 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 "benzodiazepine", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 14 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list