Which to use
“sez” is a verb and “SFO” is a name - they look or sound alike but fill different roles in a sentence.
- #49,041
- “sez” frequency rank
- #42,889
- “SFO” frequency rank
- 91930
- confusion score
Side-by-Side Comparison
| Feature | sez | SFO |
|---|---|---|
| Definition | Eye dialect spelling of says. | Initialism of Serious Fraud Office. |
Letter map: sez vs SFO
Shared letters muted; letters that set sez and SFO apart highlighted. Shared run: 1. sez (CVC) and SFO (CCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Grammar separator: sez vs SFO
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sez is averb and SFOaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 91930, 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/. SFO is at rank #42,889, tagged as aname.
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 91930, this pair ranks #2,971 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of sez vs SFO
Shared letters: s. Private to "sez": ez. Private to "SFO": fo.
"sez" · 3 letters · shape CVC · "SFO" · 3 letters · shape CCV
Frequently Asked Questions
Do "sez" and "SFO" mean the same thing in a sentence?
Frequency check: "sez" vs "SFO" - which ranks higher?
After this comparison
Pair "sez" vs "SFO" is on the table, pick a follow-up below.
- Full dictionary entry for "sez" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "SFO" - compare definitions side by side with the headword page. Word entry
- This pair ranks #2,971 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "sez" and "SFO" also get mixed up with nearby pairs, the highest-scored neighbour is "sez vs Sif". Nearby pair
Confusion rank #2,971 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.