vaxvsvoConfusable pair

Which to use

“vax” and “vo” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#40,503
“vax” frequency rank
#25,971
“vo” frequency rank
66474
confusion score

Side-by-Side Comparison

Feature vax vo
Definition Clipping of vaccine. Obsolete form of voe (“sea inlet”).

Letter map: vax vs vo

Shared letters muted; letters that set vax and vo apart highlighted. Shared run: 1.

3 ch
vax
2 ch
vo

Corpus notes: vax and vo

vax and vo are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 66474, derived from the frequency rank of both members and their visual similarity.

vax is recorded at frequency rank #40,503, classified as anoun, pronounced /væks/. vo is at rank #25,971, tagged as anoun.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 66474, this pair ranks #67,812 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of vax vs vo

Shared letters: v. Private to "vax": ax. Private to "vo": o.

"vax" · 3 letters · shape CVC  ·  "vo" · 2 letters · shape CV

Frequently Asked Questions

Do "vax" and "vo" mean the same thing in a sentence?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Which is more common, "vax" or "vo"?
"vo" is the more common of the two: it sits at frequency rank #25,971 in our English list, against #40,503 for "vax". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "vax" and "vo". Here's where to go from here.

  • Full dictionary entry for "vax" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "vo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #67,812 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "vax" and "vo" also get mixed up with nearby pairs, the highest-scored neighbour is "vax vs VH". Nearby pair

Confusion rank #67,812 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list