ally

/ˈæl.aɪ/

//ˈæl.aɪ// verb

"ally" is a 4-letter English headword indexed on PlainSpell.

The verdict

“ally” is a regularly-used English word, ranked #6,021 in English word frequency and used as a verb.

#6,021
frequency rank, English
4
letters
4
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - To unite or form a connection between (people or things), as between families by marriage, or between states by confederacy, league, or treaty.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

ally vs ay
50% similar
ally vs any
50% similar
ally vs Amy
25% similar

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

Key facts for ally
PropertyValue
Headwordally
LanguageEnglish
Part of speechVerb
IPA/ˈæl.aɪ/
Letters4
Frequency rank#6,021
Misspellings tracked4
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “ally” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). ally lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for ally is 4 letters long, classified as a verb, and transcribed in the International Phonetic Alphabet as /ˈæl.aɪ/. Corpus data places it at rank #6,021 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 4 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 4 likely wrong-spelling variants for ally, with forms such as "allyy", "aly", and "alyl". 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 20 confusable-pair relationships, "ay", "any", "Amy", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: From Middle English allien, alien (“to form an alliance, associate, join; to become an ally; to introduce (someone) as an ally; to marry; to become related (to someone); to attack, engage in combat; to combine; (cooking) to combine ingredients, especially t… The correct English form is ally, spelled A-L-L-Y.

Definition

  1. 1
    To unite or form a connection between (people or things), as between families by marriage, or between states by confederacy, league, or treaty.
  2. 2
    Chiefly followed by to or with: to connect or form a relation to (someone or something) by similarity in features or nature.
  3. 3
    To join or unite (oneself or itself) against, with, etc., someone or something else.
  4. 4
    Chiefly followed by with: to enter into an alliance or unite for a common aim.

Etymology

From Middle English allien, alien (“to form an alliance, associate, join; to become an ally; to introduce (someone) as an ally; to marry; to become related (to someone); to attack, engage in combat; to combine; (cooking) to combine ingredients, especially to bind them together”) [and other forms], from Anglo-Norman alier, allier, Middle French alier, allier [and other forms], and Old French alier (“to join together, unite; to alloy (metals); (cooking) to combine ingredients”) (modern French allier), from Latin alligāre, the present active infinitive of alligō, adligō (“to bind around, to, or up (something), bandage, fasten, fetter, tie; to hold fast; to detain, hinder”), from al-, ad- (intensifying prefix) + ligō (“to bind, tie; to bandage, wrap around; to unite”) (from Proto-Indo-European *leyǵ- (“to bind, tie”)). Doublet of allay, alligate, alloy, and ligament.

This word in other languages

Common misspellings

Also misspelled as: allyy,aly,alyl,laly

Misspelling Pattern Breakdown

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

allyy1aly1alyl2laly2
Edit distance from "ally"

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 "ally"?
"ally" is spelled A-L-L-Y. The IPA pronunciation is /ˈæl.aɪ/.
What does "ally" mean?
As a verb, "ally" means: To unite or form a connection between (people or things), as between families by marriage, or between states by confederacy, league, or treaty.
What words are commonly confused with "ally"?
"ally" is commonly confused with "ay", "any", "Amy". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "ally"?
The IPA (International Phonetic Alphabet) transcription for "ally" is /ˈæl.aɪ/. 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 "ally"?
From Middle English allien, alien (“to form an alliance, associate, join; to become an ally; to introduce (someone) as an ally; to marry; to become related (to someone); to attack, engage in combat; to combine; (cooking) to combine ingredients, es... 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.

Using “ally”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is A-L-L-Y - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈæl.aɪ/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “ay” - see the side-by-side comparison. ally vs ay
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list