VX
"vx" is a 2-letter English headword indexed on PlainSpell.
The verdict
“VX” sits in 20 confusable pairs (corpus #40,510) as a proper noun. The look-alike neighbours are the real trap.
- #40,510
- frequency rank, English
- 969
- “V” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The nerve agent O-ethyl S-[2-(diisopropylamino)ethyl] methylphosphonothioate.
Corpus desk
Index EN-vx · VX · English
VX · rank #40,510 · 0 variants · 20 confusables
- FREQ-MID #40,510
- LEN-SHORT 2 letters
- VOW-0 0 vowels
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-MID 969
- PHOTO-FINISH voluptuous
Nearest frequency peer: voluptuous (-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 “VX”
Peers at similar corpus weight, separate from look-alike pairs below
- vestibule
vestibule
59,496 corpus weight
- vestry
vestry
59,495 corpus weight
- Vigo
Vigo
59,494 corpus weight
- voluptuous
voluptuous
59,492 corpus weight
- VX
VX
59,491 corpus weight
- wagering
wagering
59,489 corpus weight
What this shows Bars place “VX” 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 | VX |
| Language | English |
| Part of speech | Proper noun |
| Letters | 2 |
| Frequency rank | #40,510 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Corpus rank beside confusables of “VX”
Easy to mix with look-alikes
The spelling risk for VX is neighbouring look-alikes ("v", "VA", …), not just typos; it is aproper noun. Frequency #40,510 among 969 “V” headwords. Gloss: "The nerve agent O-ethyl S-[2-(diisopropylamino)ethyl] methylphosphonothioate.".
The misspelling generator found no plausible variants for VX, a straightforward case of a spelling with little room for common typos. It also participates in 20 confusable-pair relationships, "v", "VA", "vi", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Etymologically, the entry records: Short for "venomous agent X". The correct English form is VX, spelled V-X.
Definition
- 1The nerve agent O-ethyl S-[2-(diisopropylamino)ethyl] methylphosphonothioate.
Etymology
Short for "venomous agent X".
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.