sis
/sɪs/
"sis" is a 3-letter English headword indexed on PlainSpell.
The verdict
“sis” sits in 20 confusable pairs (corpus #12,501) as a noun. The look-alike neighbours are the real trap.
- #12,501
- frequency rank, English
- 6,566
- “S” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Clipping of sister.
Corpus desk
Index EN-sis · sis · English
sis · rank #12,501 · 0 variants · 20 confusables
- FREQ-MID #12,501
- LEN-MID 3 letters
- VOW-1 1 vowel
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-DENSE 6,566
- PHOTO-FINISH Simone
Nearest frequency peer: Simone (-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 “sis”
Peers at similar corpus weight, separate from look-alike pairs below
- scorer
scorer
87,504 corpus weight
- seldom
seldom
87,503 corpus weight
- shareholder
shareholder
87,502 corpus weight
- Simone
Simone
87,501 corpus weight
- sis
sis
87,500 corpus weight
- soy
soy
87,497 corpus weight
What this shows Bars place “sis” 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 | sis |
| Language | English |
| Part of speech | Noun |
| IPA | /sɪs/ |
| Letters | 3 |
| Frequency rank | #12,501 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Corpus rank beside confusables of “sis”
Easy to mix with look-alikes
The spelling risk for sis is neighbouring look-alikes ("so", "SS", …), not just typos; it is anoun pronounced /sɪs/. Frequency #12,501 among 6,566 “S” headwords. Gloss: "Clipping of sister.".
No generated misspelling entries exist for sis in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. It also participates in 20 confusable-pair relationships, "so", "SS", "SP", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.
No borrowing history is documented for this entry, 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 sis, spelled S-I-S.
Definition
- 1Clipping of sister.
Recorded use
Wiktionary examplesThese source excerpts show how sis appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
My sis is tying the knot. I want you to play for the reception.
Call me when ur 3 year old daughter knows SZA lyrics, girl said “you still playin the pick me, I’m still playin the victim” we don’t care if it’s backwards sis learned that all on her own 🥹
Synonyms
This word in other languages
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 "sis", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).