lichen

/ˈlaɪ.kən/

//ˈlaɪ.kən// noun

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

"lichen" is a 6-letter English headword indexed on PlainSpell.

The verdict

“lichen” has 9 generated spelling variants in the English index at frequency #38,474. The variants make it a useful spelling check.

#38,474
frequency rank, English
2,297
“L” headwords
9
tracked misspellings
9
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any of many symbiotic organisms, being associations of algae and fungi, often found as white or yellow-to-blue–green patches on rocks, old walls, etc.

Corpus desk

Index EN-lichen · lichen · English

lichen · rank #38,474 · 9 variants · 9 confusables

  • FREQ-MID #38,474
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-MID 9 pairs
  • VAR-MID 9 variants
  • BOOK-MID 2,297
  • PHOTO-FINISH liao

Nearest frequency peer: liao (-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 “lichen”

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

corpus weight

What this shows “lichen” 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).

lichen vs lien
67% similar
lichen vs linen
67% similar
lichen vs liven
67% similar

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

Key facts for lichen
PropertyValue
Headwordlichen
LanguageEnglish
Part of speechNoun
IPA/ˈlaɪ.kən/
Letters6
Frequency rank#38,474
Misspellings tracked9
Confusable pairs9
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “lichen”

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).lichenlands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “liao” (#38,473), “Liechtenstein” (#38,475), “leaped” (#38,472). Among 2,297 “L” headwords, “lichen” is #38,474. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 9 spelling variants around lichen (IPA /ˈlaɪ.kən/), anoun. Corpus frequency is #38,474 among 2,297 “L” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 9 likely wrong-spelling variants for lichen, with forms such as "ilchen", "lcihen", and "licchen". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 9 confusable-pair relationships, "lien", "linen", "liven", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: Borrowed from Latin līchēn, from Ancient Greek λειχήν (leikhḗn), from λείχω (leíkhō, “to lick”). Originally used of liverwort; the modern sense first recorded 1715. The correct English form is lichen, spelled L-I-C-H-E-N.

Definition

  1. 1
    Any of many symbiotic organisms, being associations of algae and fungi, often found as white or yellow-to-blue–green patches on rocks, old walls, etc.
  2. 2
    Something which gradually spreads across something else, causing damage.

Recorded use

Wiktionary examples

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

  1. The Beaches of Lukannon–the winter wheat so tall, / The dripping, crinkled lichens, and the sea-fog drenching all!
  2. It was the same rich green that one sees on forest moss or on the lichen in caves: plants which like these grow in a perpetual twilight.

Etymology

Borrowed from Latin līchēn, from Ancient Greek λειχήν (leikhḗn), from λείχω (leíkhō, “to lick”). Originally used of liverwort; the modern sense first recorded 1715.

This word in other languages

liquen(Español)lichen(Français)Flechte(Deutsch)líquen(Português)

Common misspellings

Also misspelled as:

  • ilchen
  • lcihen
  • licchen
  • licehn
  • lichenn
  • lichhen
  • lichne
  • lihcen
  • llichen

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of lichen - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

ilchen2lcihen2licchen1licehn2lichenn1lichhen1lichne2lihcen2
Edit distance from "lichen"

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 "lichen"?
"lichen" is spelled L-I-C-H-E-N. The IPA pronunciation is /ˈlaɪ.kən/.
What does "lichen" mean?
As a noun, "lichen" means: Any of many symbiotic organisms, being associations of algae and fungi, often found as white or yellow-to-blue–green patches on rocks, old walls, etc.
What words are commonly confused with "lichen"?
"lichen" is commonly confused with "lien", "linen", "liven". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "lichen"?
The IPA (International Phonetic Alphabet) transcription for "lichen" is /ˈlaɪ.kən/. 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 "lichen"?
Borrowed from Latin līchēn, from Ancient Greek λειχήν (leikhḗn), from λείχω (leíkhō, “to lick”). Originally used of liverwort; the modern sense first recorded 1715. 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 "lichen", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 6 letters (nearest by frequency rank).

leaped#38,472litmus#38,478Marnie#38,485Jayden#38,452

Similar misspelling depth

Headwords with a similar count of attested misspellings (9 here; floor ≥5).

Knesset9 variantsMehmet9 variantsMendel9 variantsinfidel9 variants

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

Source: FrequencyWords open word-frequency list