tiredness

noun

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

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

The verdict

“tiredness” has 12 generated spelling variants in the English index at frequency #32,211. The variants make it a useful spelling check.

#32,211
frequency rank, English
3,151
“T” headwords
12
tracked misspellings
1
confusable pair

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The state of being tired.

Corpus desk

Index EN-tiredness · tiredness · English

tiredness · rank #32,211 · 12 variants · 1 confusable

  • FREQ-MID #32,211
  • LEN-LONG 9 letters
  • VOW-3 3 vowels
  • CONFUS-LOW 1 pairs
  • VAR-MID 12 variants
  • BOOK-MID 3,151
  • PHOTO-FINISH TOI

Nearest frequency peer: TOI (+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 “tiredness”

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

corpus weight

What this shows “tiredness” 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).

tiredness vs tireless
78% similar

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

Key facts for tiredness
PropertyValue
Headwordtiredness
LanguageEnglish
Part of speechNoun
Letters9
Frequency rank#32,211
Misspellings tracked12
Confusable pairs1
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “tiredness”

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).tirednesslands 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 “TOI” (#32,212), “Tebow” (#32,209), “taxa” (#32,207). Among 3,151 “T” headwords, “tiredness” is #32,211. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 12 spelling variants around tiredness, anoun. Corpus frequency is #32,211 among 3,151 “T” headwords. Dominant gloss: "The state of being tired.".

Our generated misspelling index lists 12 likely wrong-spelling variants for tiredness, with forms such as "itredness", "tierdness", and "tirdeness". 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, "tireless", where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From Middle English tiredness, terednesse, equivalent to tired + -ness. The correct English form is tiredness, spelled T-I-R-E-D-N-E-S-S.

Definition

  1. 1
    The state of being tired.

Etymology

From Middle English tiredness, terednesse, equivalent to tired + -ness.

Synonyms

fatigue

This word in other languages

fatiga(Español)fatigue(Français)Müdigkeit(Deutsch)fadiga(Português)

Common misspellings

Also misspelled as:

  • itredness
  • tierdness
  • tirdeness
  • tireddness
  • tiredenss
  • tirednes
  • tirednness
  • tirednses
  • tirendess
  • tirredness
  • triedness
  • ttiredness

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of tiredness - 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.

itredness2tierdness2tirdeness2tireddness1tiredenss2tirednes1tirednness1tirednses2
Edit distance from "tiredness"

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 "tiredness"?
"tiredness" is spelled T-I-R-E-D-N-E-S-S.
What does "tiredness" mean?
As a noun, "tiredness" means: The state of being tired.
What words are commonly confused with "tiredness"?
"tiredness" is commonly confused with "tireless". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What is the origin of the word "tiredness"?
From Middle English tiredness, terednesse, equivalent to tired + -ness. 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 "tiredness", not the corpus desk frequency band.

Same letter count

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

surfacing#32,203summation#32,201Slovenian#32,186signatory#32,179

Similar misspelling depth

Headwords with a similar count of attested misspellings (12 here; floor ≥5).

spiteful12 variantsweirdness12 variantsWheatley12 variantswithered12 variants

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

Source: FrequencyWords open word-frequency list