ASU
"asu" is a 3-letter English headword indexed on PlainSpell.
The verdict
“ASU” sits in 20 confusable pairs (corpus #27,368) as a proper noun. The look-alike neighbours are the real trap.
- #27,368
- frequency rank, English
- 3,931
- “A” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of Arizona State University.
Corpus desk
Index EN-asu · ASU · English
ASU · rank #27,368 · 0 variants · 20 confusables
- FREQ-MID #27,368
- LEN-MID 3 letters
- VOW-2 2 vowels
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-MID 3,931
- PHOTO-FINISH ATA
Nearest frequency peer: ATA (+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.
Frequency neighbours of confusable “ASU”
Peers at similar corpus weight, separate from look-alike pairs below
- armament
armament
72,637 corpus weight
- Aron
Aron
72,636 corpus weight
- ascribed
ascribed
72,635 corpus weight
- ASU
ASU
72,633 corpus weight
- ATA
ATA
72,632 corpus weight
- Atwood
Atwood
72,631 corpus weight
What this shows Bars place “ASU” against nearest ranked English headwords, not a reprint of the confusable-pair desk.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | ASU |
| Language | English |
| Part of speech | Proper noun |
| Letters | 3 |
| Frequency rank | #27,368 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Corpus rank beside confusables of “ASU”
Easy to mix with look-alikes
The spelling risk for ASU is neighbouring look-alikes ("at", "aw", …), not just typos; it is aproper noun. Frequency #27,368 among 3,931 “A” headwords. 3 recorded senses keep meaning in play.
ASU doesn't appear in our generated misspelling index, a straightforward case of a spelling with little room for common typos. It also participates in 20 confusable-pair relationships, "at", "aw", "AU", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Wiktionary doesn't record an etymology for this headword, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is ASU, spelled A-S-U.
Definition
- 1Initialism of Arizona State University.
- 2Initialism of Appalachian State University.
- 3Initialism of Alabama State University.
Recorded use
Wiktionary exampleThese source excerpts show how ASU appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Bhuiyan said she and her friends created the petition because they believe ASU is not being transparent with its students, and they would like ASU to take the right steps to disinfect areas that could be at risk and to set up sanitizing stations around campus.
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
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "ASU", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).