they'll

/ðeɪl/

//ðeɪl// contraction

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

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

The verdict

“they'll” has 9 generated spelling variants in the English index at frequency #2,020. The variants make it a useful spelling check.

#2,020
frequency rank, English
3,151
“T” headwords
9
tracked misspellings
6
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Contraction of they + will.

Corpus desk

Index EN-they-ll · they'll · English

they'll · rank #2,020 · 9 variants · 6 confusables

  • FREQ-COMMON #2,020
  • LEN-LONG 7 letters
  • VOW-2 2 vowels
  • CONFUS-MID 6 pairs
  • VAR-MID 9 variants
  • BOOK-MID 3,151
  • PHOTO-FINISH terrible

Nearest frequency peer: terrible (-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 “they'll”

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

corpus weight

What this shows “they'll” 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).

they'll vs they're
71% similar
they'll vs they've
71% similar
they'll vs this'll
71% similar

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

Key facts for they'll
PropertyValue
Headwordthey'll
LanguageEnglish
Part of speechContraction
IPA/ðeɪl/
Letters7
Frequency rank#2,020
Misspellings tracked9
Confusable pairs6
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “they'll”

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).they'lllands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “terrible” (#2,019), “tired” (#2,021), “supporting” (#2,018). Among 3,151 “T” headwords, “they'll” is #2,020. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 9 spelling variants around they'll (IPA /ðeɪl/), acontraction. Corpus frequency is #2,020 among 3,151 “T” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 9 likely wrong-spelling variants for they'll, with forms such as "htey'll", "tehy'll", and "the'yll". 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 6 confusable-pair relationships, "they're", "they've", "this'll", and more, where similar look or sound leads writers to substitute one word for another in context.

Wiktionary doesn't record an etymology for this headword, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct English form is they'll, spelled T-H-E-Y-'-L-L.

Definition

  1. 1
    Contraction of they + will.
  2. 2
    Contraction of they + shall.

Common misspellings

Also misspelled as:

  • htey'll
  • tehy'll
  • the'yll
  • they'l
  • theyl'l
  • theyy'll
  • thhey'll
  • thye'll
  • tthey'll

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of they'll - 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.

htey'll2tehy'll2the'yll2they'l1theyl'l2theyy'll1thhey'll1thye'll2
Edit distance from "they'll"

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 "they'll"?
"they'll" is spelled T-H-E-Y-'-L-L. The IPA pronunciation is /ðeɪl/.
What does "they'll" mean?
As a contraction, "they'll" means: Contraction of they + will.
What words are commonly confused with "they'll"?
"they'll" is commonly confused with "they're", "they've", "this'll". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "they'll"?
The IPA (International Phonetic Alphabet) transcription for "they'll" is /ðeɪl/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "they'll" come from?
"they'll" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 "they'll", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

treated#2,022turning#2,023promise#2,009command#2,032

Similar misspelling depth

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

border9 variantsdating9 variantshasn't9 variantsPowers9 variants

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

Source: FrequencyWords open word-frequency list