sezvssirWhat's the difference?

Quick tell: sez is a verb, sir is a noun, so they fill different roles in a sentence.

Which to use

“sez” is a verb and “sir” is a noun - they look or sound alike but fill different roles in a sentence.

#49,041
“sez” frequency rank
#934
“sir” frequency rank
49975
confusion score

Side-by-Side Comparison

Feature sez sir
Definition Eye dialect spelling of says. A man of a higher rank or position.

Where the eye mixes sez and sir

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. sez and sir follow the identical consonant-vowel pattern (CVC). Same shape at a glance is often the real trap, independent of shared letters.

3 ch
sez
3 ch
sir

Why the eye confuses sez with sir

These two trip readers on the page rather than in the ear: sez is /sɛz/ while sir is /sɜː(ɹ)/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 49975, derived from the frequency rank of both members and their visual similarity.

sez is recorded at frequency rank #49,041, classified as averb, pronounced /sɛz/. sir is at rank #934, tagged as anoun, pronounced /sɜː(ɹ)/.

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 49975, this pair ranks #178,509 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sez vs sir

Shared letters: s. Private to "sez": ez. Private to "sir": ir.

"sez" · 3 letters · shape CVC  ·  "sir" · 3 letters · shape CVC

Frequently Asked Questions

Do "sez" and "sir" mean the same thing in a sentence?
No - they are not even the same part of speech. "sez" is a verb and "sir" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "sez" or "sir" show up more?
"sir" is the more common of the two: it sits at frequency rank #934 in our English list, against #49,041 for "sez". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "sez" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sir" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #178,509 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sez" and "sir" also get mixed up with nearby pairs, the highest-scored neighbour is "sez vs Sif". Nearby pair

Confusion rank #178,509 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