tortuous

/ˈtɔːt͡ʃuːəs/

//ˈtɔːt͡ʃuːəs// adj

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

"tortuous" is a 8-letter English headword indexed on PlainSpell.

The verdict

“tortuous” has 11 generated spelling variants in the English index at frequency #44,533. The variants make it a useful spelling check.

#44,533
frequency rank, English
3,151
“T” headwords
11
tracked misspellings
1
confusable pair

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Twisted; having many turns; convoluted.

Corpus desk

Index EN-tortuous · tortuous · English

tortuous · rank #44,533 · 11 variants · 1 confusable

  • FREQ-MID #44,533
  • LEN-LONG 8 letters
  • VOW-4 4 vowels
  • CONFUS-LOW 1 pairs
  • VAR-MID 11 variants
  • BOOK-MID 3,151
  • PHOTO-FINISH toppling

Nearest frequency peer: toppling (-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 “tortuous”

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

corpus weight

What this shows “tortuous” 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).

tortuous vs torturous
89% similar

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

Key facts for tortuous
PropertyValue
Headwordtortuous
LanguageEnglish
Part of speechAdjective
IPA/ˈtɔːt͡ʃuːəs/
Letters8
Frequency rank#44,533
Misspellings tracked11
Confusable pairs1
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “tortuous”

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).tortuouslands here:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “toppling” (#44,532), “toughen” (#44,534), “tinsel” (#44,531). Among 3,151 “T” headwords, “tortuous” is #44,533. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 11 spelling variants around tortuous (IPA /ˈtɔːt͡ʃuːəs/), anadjective. Corpus frequency is #44,533 among 3,151 “T” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 11 likely wrong-spelling variants for tortuous, with forms such as "otrtuous", "torrtuous", and "tortouus". 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, "torturous", since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From Middle English tortuous, tortuose, from Anglo-Norman and Old French tortuos, from Latin tortuōsus, from tortus (“a twisting, winding”). The correct English form is tortuous, spelled T-O-R-T-U-O-U-S.

Definition

  1. 1
    Twisted; having many turns; convoluted.
  2. 2
    Oblique; applied to the six signs of the zodiac (from Capricorn to Gemini) that ascend most rapidly and obliquely.
  3. 3
    Injurious; tortious.

Recorded use

Wiktionary examples

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

  1. The badger made his dark and tortuous hole on the side of every hill where the copsewood grew thick.
  2. The Southern acquired them because the little Class "B4" 0-4-0 tanks were finding heavy modern rolling stock more and more of a handful, and at war's end the railway had nothing of suitable power but short wheelbase on its books to take their place on the more tortuous of the dock lines.

Etymology

From Middle English tortuous, tortuose, from Anglo-Norman and Old French tortuos, from Latin tortuōsus, from tortus (“a twisting, winding”).

This word in other languages

tortuoso(Español)tortueux(Français)tortuoso(Português)

Common misspellings

Also misspelled as:

  • otrtuous
  • torrtuous
  • tortouus
  • torttuous
  • tortuosu
  • tortuouss
  • tortuuos
  • torutous
  • totruous
  • trotuous
  • ttortuous

Misspelling Pattern Breakdown

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

otrtuous2torrtuous1tortouus2torttuous1tortuosu2tortuouss1tortuuos2torutous2
Edit distance from "tortuous"

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 "tortuous"?
"tortuous" is spelled T-O-R-T-U-O-U-S. The IPA pronunciation is /ˈtɔːt͡ʃuːəs/.
What does "tortuous" mean?
As an adjective, "tortuous" means: Twisted; having many turns; convoluted.
What words are commonly confused with "tortuous"?
"tortuous" is commonly confused with "torturous". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "tortuous"?
The IPA (International Phonetic Alphabet) transcription for "tortuous" is /ˈtɔːt͡ʃuːəs/. 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 "tortuous"?
From Middle English tortuous, tortuose, from Anglo-Norman and Old French tortuos, from Latin tortuōsus, from tortus (“a twisting, winding”). 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 "tortuous", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 8 letters (nearest by frequency rank).

toppling#44,532thrasher#44,528typology#44,541Teixeira#44,523

Similar misspelling depth

Headwords with a similar count of attested misspellings (11 here; floor ≥5).

thermos11 variantssquamous11 variantsabsentia11 variantsrejoiced11 variants

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

Source: FrequencyWords open word-frequency list