amphetamine

/æmˈfɛt.ə.miːn/

//æmˈfɛt.ə.miːn// noun

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

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

The verdict

“amphetamine” has 16 generated spelling variants in the English index at frequency #31,431. The variants make it a useful spelling check.

#31,431
frequency rank, English
3,931
“A” headwords
16
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The racemic freebase of 1-phenylpropan-2-amine; an equal parts mixture of levoamphetamine and dextroamphetamine in their pure amine forms.

Corpus desk

Index EN-amphetamine · amphetamine · English

amphetamine · rank #31,431 · 16 variants · 0 confusables

  • FREQ-MID #31,431
  • LEN-MEGA 11 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 16 variants
  • BOOK-MID 3,931
  • PHOTO-FINISH amiss

Nearest frequency peer: amiss (-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 “amphetamine”

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

corpus weight

What this shows “amphetamine” 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 amphetamine
PropertyValue
Headwordamphetamine
LanguageEnglish
Part of speechNoun
IPA/æmˈfɛt.ə.miːn/
Letters11
Frequency rank#31,431
Misspellings tracked16
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “amphetamine”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).amphetaminelands 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 “amiss” (#31,430), “AMR” (#31,433), “agra” (#31,428). Among 3,931 “A” headwords, “amphetamine” is #31,431. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 16 spelling variants around amphetamine (IPA /æmˈfɛt.ə.miːn/), anoun. Corpus frequency is #31,431 among 3,931 “A” headwords. Wiktionary lists 4 senses, so context still picks the gloss.

Our generated misspelling index lists 16 likely wrong-spelling variants for amphetamine, with forms such as "amhpetamine", "ammphetamine", and "ampehtamine". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. 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: Shortened form of a(lpha-)m(ethyl)ph(en)eth(yl)amine. The correct English form is amphetamine, spelled A-M-P-H-E-T-A-M-I-N-E.

Definition

  1. 1
    The racemic freebase of 1-phenylpropan-2-amine; an equal parts mixture of levoamphetamine and dextroamphetamine in their pure amine forms.
  2. 2
    Any mixture of the two amphetamine enantiomers, dextroamphetamine and levoamphetamine.
  3. 3
    Referring to a substituted amphetamine; a member of the amphetamine class of chemicals.
  4. 4
    A potent central nervous system stimulant of the phenethylamine chemical class that is used to treat ADHD, narcolepsy, and obesity.

Etymology

Shortened form of a(lpha-)m(ethyl)ph(en)eth(yl)amine.

This word in other languages

anfetamina(Español)amphétamine(Français)Amphetamin(Deutsch)anfetamina(Português)

Common misspellings

Also misspelled as:

  • amhpetamine
  • ammphetamine
  • ampehtamine
  • ampheatmine
  • amphetaimne
  • amphetamien
  • amphetaminne
  • amphetammine
  • amphetamnie
  • amphetmaine
  • amphettamine
  • amphhetamine
  • amphteamine
  • ampphetamine
  • apmhetamine
  • maphetamine

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of amphetamine - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

amhpetamine2ammphetamine1ampehtamine2ampheatmine2amphetaimne2amphetamien2amphetaminne1amphetammine1
Edit distance from "amphetamine"

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 "amphetamine"?
"amphetamine" is spelled A-M-P-H-E-T-A-M-I-N-E. The IPA pronunciation is /æmˈfɛt.ə.miːn/.
What does "amphetamine" mean?
As a noun, "amphetamine" means: The racemic freebase of 1-phenylpropan-2-amine; an equal parts mixture of levoamphetamine and dextroamphetamine in their pure amine forms.
What are common misspellings of "amphetamine"?
Common misspellings include "amhpetamine", "ammphetamine", "ampehtamine", "ampheatmine", "amphetaimne". The correct spelling is "amphetamine".
How do you pronounce "amphetamine"?
The IPA (International Phonetic Alphabet) transcription for "amphetamine" is /æmˈfɛt.ə.miːn/. 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 "amphetamine"?
Shortened form of a(lpha-)m(ethyl)ph(en)eth(yl)amine. 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 "amphetamine", not the corpus desk frequency band.

Same letter count

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

attributing#31,446audiovisual#31,447centralised#31,471dermatology#31,505

Similar misspelling depth

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

upholstery16 variantsconversing16 variantssynthesize16 variantsdetachable16 variants

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

Source: FrequencyWords open word-frequency list