USW

name

"usw" is a 3-letter English headword indexed on PlainSpell.

The verdict

“USW” is uncommon English (frequency #98,855 among 1,433 “U” headwords), classed as a proper noun. The kind of spelling people second-guess.

#98,855
frequency rank, English
1,433
“U” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of United Steelworkers.

Corpus desk

Index EN-usw · USW · English

USW · rank #98,855 · 0 variants · 0 confusables

  • FREQ-RARE #98,855
  • LEN-MID 3 letters
  • VOW-1 1 vowel
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,433
  • PHOTO-FINISH ush

Nearest frequency peer: ush (-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.

Long-tail ranks near “USW”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “USW” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for USW
PropertyValue
HeadwordUSW
LanguageEnglish
Part of speechProper noun
Letters3
Frequency rank#98,855
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “USW” in English

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

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “ush” (#98,854), “urogenital” (#98,853), “vaccinium” (#98,857). Among 1,433 “U” headwords, “USW” is #98,855. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

USW is uncommon English at frequency #98,855 among 1,433 “U” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. Gloss: "Initialism of United Steelworkers.".

Our edit-distance generator produced no likely misspellings for USW, since its letter pattern doesn't lend itself to common typo substitutions. Our confusable-pair dataset has no match for it, which tends to mean the word is visually distinctive enough to stand on its own.

This headword's origin isn't recorded in our source data, 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 USW, spelled U-S-W.

Definition

  1. 1
    Initialism of United Steelworkers.

Recorded use

Wiktionary example

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

  1. But US Steel has declined sharply since its heyday. It is no longer even the largest US steelmaker, with only 14,000 US employees — 11,000 of whom are USW members.

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 "USW"?
"USW" is spelled U-S-W.
What does "USW" mean?
As a proper noun, "USW" means: Initialism of United Steelworkers.
What language does "USW" come from?
"USW" 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 "USW", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 3 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list