enlighten

/ɪnˈlaɪtən/

//ɪnˈlaɪtən// verb

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

"enlighten" is a 9-letter English headword indexed on PlainSpell.

The verdict

“enlighten” has 14 generated spelling variants in the English index at frequency #21,787. The variants make it a useful spelling check.

#21,787
frequency rank, English
2,246
“E” headwords
14
tracked misspellings
1
confusable pair

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To supply with light.

Corpus desk

Index EN-enlighten · enlighten · English

enlighten · rank #21,787 · 14 variants · 1 confusable

  • FREQ-MID #21,787
  • LEN-LONG 9 letters
  • VOW-3 3 vowels
  • CONFUS-LOW 1 pairs
  • VAR-HIGH 14 variants
  • BOOK-MID 2,246
  • PHOTO-FINISH enactment

Nearest frequency peer: enactment (-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 “enlighten”

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

corpus weight

What this shows “enlighten” 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).

enlighten vs enlightened
82% similar

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

Key facts for enlighten
PropertyValue
Headwordenlighten
LanguageEnglish
Part of speechVerb
IPA/ɪnˈlaɪtən/
Letters9
Frequency rank#21,787
Misspellings tracked14
Confusable pairs1
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “enlighten”

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).enlightenlands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “enactment” (#21,786), “envious” (#21,788), “erm” (#21,789). Among 2,246 “E” headwords, “enlighten” is #21,787. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 14 spelling variants around enlighten (IPA /ɪnˈlaɪtən/), averb. Corpus frequency is #21,787 among 2,246 “E” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 14 likely wrong-spelling variants for enlighten, with forms such as "elnighten", "enilghten", and "enlgihten". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 1 confusable-pair relationship, "enlightened", since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: Formerly also inlighten, from Middle English enlightenen, inlightnen, a hybrid formed from inlighten (“to enlighten, illuminate”), from Old English inlīhtan, onlīhtan, enlīhtan (“to enlighten, illuminate, give light to, give sight to”) and lightnen (“to enl… The correct English form is enlighten, spelled E-N-L-I-G-H-T-E-N.

Definition

  1. 1
    To supply with light.
  2. 2
    To make something clear to (someone); to give knowledge or understanding to.

Recorded use

Wiktionary examples

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

  1. The sun enlightens the Earth.
  2. She tried to enlighten them about the rules of the program, but they remained belligerently and self-righteously ignorant.

Etymology

Formerly also inlighten, from Middle English enlightenen, inlightnen, a hybrid formed from inlighten (“to enlighten, illuminate”), from Old English inlīhtan, onlīhtan, enlīhtan (“to enlighten, illuminate, give light to, give sight to”) and lightnen (“to enlighten, illuminate”) (equivalent to light + -en). Cognate with Dutch inlichten (“to enlighten, inform”), Old High German inliuhten (“to enlighten, illuminate”), Gothic 𐌹𐌽𐌻𐌹𐌿𐌷𐍄𐌾𐌰𐌽 (inliuhtjan, “to enlighten, illuminate”). More at inlight, -en.

This word in other languages

iluminar(Español)éclairer(Français)aufklären(Deutsch)iluminar(Português)

Common misspellings

Also misspelled as:

  • elnighten
  • enilghten
  • enlgihten
  • enligghten
  • enlighetn
  • enlighhten
  • enlightenn
  • enlightne
  • enlightten
  • enligthen
  • enlihgten
  • enllighten
  • ennlighten
  • nelighten

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of enlighten - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

elnighten2enilghten2enlgihten2enligghten1enlighetn2enlighhten1enlightenn1enlightne2
Edit distance from "enlighten"

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 "enlighten"?
"enlighten" is spelled E-N-L-I-G-H-T-E-N. The IPA pronunciation is /ɪnˈlaɪtən/.
What does "enlighten" mean?
As a verb, "enlighten" means: To supply with light.
What words are commonly confused with "enlighten"?
"enlighten" is commonly confused with "enlightened". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "enlighten"?
The IPA (International Phonetic Alphabet) transcription for "enlighten" is /ɪnˈlaɪtən/. 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 "enlighten"?
Formerly also inlighten, from Middle English enlightenen, inlightnen, a hybrid formed from inlighten (“to enlighten, illuminate”), from Old English inlīhtan, onlīhtan, enlīhtan (“to enlighten, illuminate, give light to, give sight to”) and lightne... 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 "enlighten", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 9 letters (nearest by frequency rank).

enactment#21,786erroneous#21,790dialogues#21,774frivolous#21,801

Similar misspelling depth

Headwords with a similar count of attested misspellings (14 here; floor ≥5).

distillery14 variantsCretaceous14 variantscheesecake14 variantscatalytic14 variants

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

Source: FrequencyWords open word-frequency list