USC
"usc" is a 3-letter English headword indexed on PlainSpell.
The verdict
“USC” sits in 20 confusable pairs (corpus #10,790) as a proper noun. The look-alike neighbours are the real trap.
- #10,790
- frequency rank, English
- 1,433
- “U” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of United States Code.
Corpus desk
Index EN-usc · USC · English
USC · rank #10,790 · 0 variants · 20 confusables
- FREQ-MID #10,790
- LEN-MID 3 letters
- VOW-1 1 vowel
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-MID 1,433
- PHOTO-FINISH unsuccessful
Nearest frequency peer: unsuccessful (-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 “USC”
Peers at similar corpus weight, separate from look-alike pairs below
- undertake
undertake
89,214 corpus weight
- unpaid
unpaid
89,213 corpus weight
- unsuccessful
unsuccessful
89,212 corpus weight
- USC
USC
89,211 corpus weight
- vest
vest
89,210 corpus weight
- vine
vine
89,209 corpus weight
What this shows Bars place “USC” 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 | USC |
| Language | English |
| Part of speech | Proper noun |
| Letters | 3 |
| Frequency rank | #10,790 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Corpus rank beside confusables of “USC”
Easy to mix with look-alikes
The spelling risk for USC is neighbouring look-alikes ("UT", "UV", …), not just typos; it is aproper noun. Frequency #10,790 among 1,433 “U” headwords. 4 recorded senses keep meaning in play.
The misspelling generator found no plausible variants for USC, and the word's spelling is regular enough that our generator found nothing worth flagging. It also participates in 20 confusable-pair relationships, "UT", "UV", "UW", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
No documented word history exists for this headword, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is USC, spelled U-S-C.
Definition
- 1Initialism of United States Code.
- 2Initialism of University of Southern California.
- 3Initialism of University of South Carolina.
- 4Initialism of United States customary [units, system].
Recorded use
Wiktionary exampleThese source excerpts show how USC appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
“Over the past several days, discussion relating to the selection of our valedictorian has taken on an alarming tenor,” USC Provost Andrew Guzman said in an online campus-wide letter dated April 15. “The intensity of feelings, fueled by both social media and the ongoing conflict in the Middle East, has grown to include many voices outside of USC and has e…
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 "USC", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).