USCIS
"uscis" is a 5-letter English headword indexed on PlainSpell.
The verdict
“USCIS” is uncommon English (frequency #68,731 among 1,433 “U” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #68,731
- frequency rank, English
- 1,433
- “U” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of United States Citizenship and Immigration Services.
Corpus desk
Index EN-uscis · USCIS · English
USCIS · rank #68,731 · 0 variants · 0 confusables
- FREQ-RARE #68,731
- LEN-MID 5 letters
- VOW-2 2 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 1,433
- PHOTO-FINISH vali
Nearest frequency peer: vali (+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 “USCIS”
Sparse band: bars invert rank so rarer forms read shorter
- unsavoury
unsavoury
31,274 corpus weight
- untruthful
untruthful
31,273 corpus weight
- USCIS
USCIS
31,270 corpus weight
- vali
vali
31,269 corpus weight
- vancomycin
vancomycin
31,267 corpus weight
- vasculature
vasculature
31,266 corpus weight
What this shows Long-tail view: where “USCIS” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | USCIS |
| Language | English |
| Part of speech | Proper noun |
| Letters | 5 |
| Frequency rank | #68,731 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “USCIS” in English
Rare enough to double-check
USCIS is uncommon English at frequency #68,731 among 1,433 “U” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. Gloss: "Initialism of United States Citizenship and Immigration Services.".
Our edit-distance generator produced no likely misspellings for USCIS, and the word's spelling is regular enough that our generator found nothing worth flagging. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.
No borrowing history is documented for this entry, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct English form is USCIS, spelled U-S-C-I-S.
Definition
- 1Initialism of United States Citizenship and Immigration Services.
Recorded use
Wiktionary exampleThese source excerpts show how USCIS appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
The three agencies under the Department of Homeland Security – USCIS, Immigration and Customs Enforcement, and Customs and Border Protection – have been operating under acting leadership. But Friday’s Senate vote, which was was^([sic]) 47-34, now provides USCIS with a confirmed leader.
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 "USCIS"?
What does "USCIS" mean?
What language does "USCIS" come from?
Is PlainSpell free to use?
Similar English words by spelling shape
Same letter count and similar misspelling depth for "USCIS", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 5 letters (nearest by frequency rank).