sixty

/ˈsɪksti/

//ˈsɪksti// num

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

"sixty" is a 5-letter English headword indexed on PlainSpell.

The verdict

“sixty” has 8 generated spelling variants in the English index at frequency #7,978. The variants make it a useful spelling check.

#7,978
frequency rank, English
6,566
“S” headwords
8
tracked misspellings
17
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The cardinal number occurring after fifty-nine and before sixty-one, represented in Roman numerals as LX and in Arabic numerals as 60.

Corpus desk

Index EN-sixty · sixty · English

sixty · rank #7,978 · 8 variants · 17 confusables

  • FREQ-COMMON #7,978
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 17 pairs
  • VAR-MID 8 variants
  • BOOK-DENSE 6,566
  • PHOTO-FINISH siege

Nearest frequency peer: siege (-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 “sixty”

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

corpus weight

What this shows “sixty” 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).

sixty vs six
60% similar
sixty vs sit
60% similar
sixty vs site
60% similar

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

Key facts for sixty
PropertyValue
Headwordsixty
LanguageEnglish
Part of speechNumeral
IPA/ˈsɪksti/
Letters5
Frequency rank#7,978
Misspellings tracked8
Confusable pairs17
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “sixty”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).sixtylands 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 “siege” (#7,977), “sleeve” (#7,979), “shells” (#7,976). Among 6,566 “S” headwords, “sixty” is #7,978. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 8 spelling variants around sixty (IPA /ˈsɪksti/), anumeral. Corpus frequency is #7,978 among 6,566 “S” headwords. Dominant gloss: "The cardinal number occurring after fifty-nine and before sixty-one, represented in Roman numerals as LX and in Arabic numerals as 60.".

Our generated misspelling index lists 8 likely wrong-spelling variants for sixty, with forms such as "isxty", "sitxy", and "sixtty". 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 17 confusable-pair relationships, "six", "sit", "site", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: Inherited from Middle English sixty, sexty, Old English sixtiġ, from Proto-Germanic *sehs tigiwiz (“sixty”), equivalent to six + -ty. Cognate with Scots sexty, saxty (“sixty”), Saterland Frisian säkstich (“sixty”), West Frisian sechstich (“sixty”), Dutch ze… The correct English form is sixty, spelled S-I-X-T-Y.

Definition

  1. 1
    The cardinal number occurring after fifty-nine and before sixty-one, represented in Roman numerals as LX and in Arabic numerals as 60.

Recorded use

Wiktionary examples

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

  1. […]the remaining three hundred and sixty words were then vetted with a battery of references. Six potential Mountweazels emerged.
  2. The first sixty argam form the basis for my own sexagesimal use, in the accounting of my business and in the dimensioning of buildings.

Etymology

Inherited from Middle English sixty, sexty, Old English sixtiġ, from Proto-Germanic *sehs tigiwiz (“sixty”), equivalent to six + -ty. Cognate with Scots sexty, saxty (“sixty”), Saterland Frisian säkstich (“sixty”), West Frisian sechstich (“sixty”), Dutch zestig (“sixty”), German Low German sesstig (“sixty”), German sechzig (“sixty”), Swedish sextio (“sixty”), Norwegian seksti (“sixty”), Icelandic sextíu (“sixty”). Compare also Sanskrit षष्टि (ṣaṣṭi).

This word in other languages

sesenta(Español)soixante(Français)sechzig(Deutsch)sessenta(Português)

Common misspellings

Also misspelled as:

  • isxty
  • sitxy
  • sixtty
  • sixtyy
  • sixxty
  • sixyt
  • ssixty
  • sxity

Misspelling Pattern Breakdown

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

isxty2sitxy2sixtty1sixtyy1sixxty1sixyt2ssixty1sxity2
Edit distance from "sixty"

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 "sixty"?
"sixty" is spelled S-I-X-T-Y. The IPA pronunciation is /ˈsɪksti/.
What does "sixty" mean?
As a numeral, "sixty" means: The cardinal number occurring after fifty-nine and before sixty-one, represented in Roman numerals as LX and in Arabic numerals as 60.
What words are commonly confused with "sixty"?
"sixty" is commonly confused with "six", "sit", "site". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "sixty"?
The IPA (International Phonetic Alphabet) transcription for "sixty" is /ˈsɪksti/. 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 "sixty"?
Inherited from Middle English sixty, sexty, Old English sixtiġ, from Proto-Germanic *sehs tigiwiz (“sixty”), equivalent to six + -ty. Cognate with Scots sexty, saxty (“sixty”), Saterland Frisian säkstich (“sixty”), West Frisian sechstich (“sixty”)... 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 "sixty", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 5 letters (nearest by frequency rank).

siege#7,977sonic#7,980Seoul#7,975spine#7,983

Similar misspelling depth

Headwords with a similar count of attested misspellings (8 here; floor ≥5).

sleeve8 variantsshells8 variantstenure8 variantsVenice8 variants

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

Source: FrequencyWords open word-frequency list