sezvssumWhat's the difference?

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

Which to use

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

#49,041
“sez” frequency rank
#4,050
“sum” frequency rank
53091
confusion score

Side-by-Side Comparison

Feature sez sum
Definition Eye dialect spelling of says. A quantity obtained by addition or aggregation.

Where the eye mixes sez and sum

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
sez
3 ch
sum

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: sez is /sɛz/ while sum is /sʌm/. 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 53091, 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/. sum is at rank #4,050, tagged as anoun, pronounced /sʌm/.

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 53091, this pair ranks #151,744 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sez vs sum

Shared letters: s. Private to "sez": ez. Private to "sum": mu.

"sez" · 3 letters · shape CVC  ·  "sum" · 3 letters · shape CVC

Frequently Asked Questions

Can "sez" and "sum" be used interchangeably?
No - they are not even the same part of speech. "sez" is a verb and "sum" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sez" or "sum"?
"sum" is the more common of the two: it sits at frequency rank #4,050 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.

What to do next

You've compared "sez" and "sum". Here's where to go from here.

  • Full dictionary entry for "sez" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sum" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #151,744 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sez" and "sum" also get mixed up with nearby pairs, the highest-scored neighbour is "sez vs Sif". Nearby pair

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

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

Source: FrequencyWords open word-frequency list