improvement

/ɪmˈpɹuːvmənt/

//ɪmˈpɹuːvmənt// noun

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

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

The verdict

“improvement” has 17 generated spelling variants in the English index at frequency #3,066. The variants make it a useful spelling check.

#3,066
frequency rank, English
2,140
“I” headwords
17
tracked misspellings
1
confusable pair

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The act of improving; advancement or growth; a bettering

Corpus desk

Index EN-improvement · improvement · English

improvement · rank #3,066 · 17 variants · 1 confusable

  • FREQ-COMMON #3,066
  • LEN-MEGA 11 letters
  • VOW-4 4 vowels
  • CONFUS-LOW 1 pairs
  • VAR-HIGH 17 variants
  • BOOK-MID 2,140
  • PHOTO-FINISH hunt

Nearest frequency peer: hunt (-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 “improvement”

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

corpus weight

What this shows “improvement” 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

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

improvement vs improvements
92% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for improvement
PropertyValue
Headwordimprovement
LanguageEnglish
Part of speechNoun
IPA/ɪmˈpɹuːvmənt/
Letters11
Frequency rank#3,066
Misspellings tracked17
Confusable pairs1
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “improvement”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).improvementlands 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 “hunt” (#3,065), “inch” (#3,067), “historic” (#3,064). Among 2,140 “I” headwords, “improvement” is #3,066. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 17 spelling variants around improvement (IPA /ɪmˈpɹuːvmənt/), anoun. Corpus frequency is #3,066 among 2,140 “I” headwords. Wiktionary lists 7 senses, so context still picks the gloss.

Our generated misspelling index lists 17 likely wrong-spelling variants for improvement, with forms such as "immprovement", "imporvement", and "impprovement". 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. It also participates in 1 confusable-pair relationship, "improvements", since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From Anglo-Norman emprouwement. By surface analysis, improve + -ment. The correct English form is improvement, spelled I-M-P-R-O-V-E-M-E-N-T.

Definition

  1. 1
    The act of improving; advancement or growth; a bettering
  2. 2
    The act of making profitable use or application of anything, or the state of being profitably employed; practical application, for example of a doctrine, principle, or theory, stated in a discourse.
  3. 3
    The state of being improved; betterment; advance
  4. 4
    Something which is improved
  5. 5
    Increase; growth; progress; advance.
  6. 6
    Valuable additions or betterments, for example buildings, clearings, drains, fences, etc., on premises.
  7. 7
    A useful addition to, or modification of, a machine, manufacture, or composition.

Recorded use

Wiktionary examples

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

  1. November 9, 1662, Robert South, Of the Creation of Man in the Image of God I look upon your city as […] the best place of improvement.
  2. Exercise is the chief source of improvement in all our faculties.

Etymology

From Anglo-Norman emprouwement. By surface analysis, improve + -ment.

Synonyms

improvalamelioration

Antonyms

worseningdeteriorationdisimprovement

This word in other languages

mejora(Español)amélioration(Français)Verbesserung(Deutsch)melhora(Português)

Common misspellings

Also misspelled as:

  • immprovement
  • imporvement
  • impprovement
  • improevment
  • improveemnt
  • improvemennt
  • improvementt
  • improvemetn
  • improvemment
  • improvemnet
  • improvmeent
  • improvvement
  • imprrovement
  • imprvoement
  • imrpovement
  • ipmrovement
  • miprovement

Misspelling Pattern Breakdown

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

immprovement1imporvement2impprovement1improevment2improveemnt2improvemennt1improvementt1improvemetn2
Edit distance from "improvement"

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 "improvement"?
"improvement" is spelled I-M-P-R-O-V-E-M-E-N-T. The IPA pronunciation is /ɪmˈpɹuːvmənt/.
What does "improvement" mean?
As a noun, "improvement" means: The act of improving; advancement or growth; a bettering
What words are commonly confused with "improvement"?
"improvement" is commonly confused with "improvements". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "improvement"?
The IPA (International Phonetic Alphabet) transcription for "improvement" is /ɪmˈpɹuːvmənt/. 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 "improvement"?
From Anglo-Norman emprouwement. By surface analysis, improve + -ment. 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 "improvement", not the corpus desk frequency band.

Same letter count

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

effectively#3,054surrounding#3,091appointment#3,039regulations#3,019

Similar misspelling depth

Headwords with a similar count of attested misspellings (17 here; floor ≥5).

outstanding17 variantscomplicated17 variantsrecognition17 variantsautomatically17 variants

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

Source: FrequencyWords open word-frequency list