SimmsvssumsWhat's the difference?

Quick tell: Simms is a name, sums is a noun, so they fill different roles in a sentence.

Which to use

“Simms” is a name and “sums” is a noun - they look or sound alike but fill different roles in a sentence.

#27,284
“Simms” frequency rank
#8,361
“sums” frequency rank
35645
confusion score

Side-by-Side Comparison

Feature Simms sums
Definition A surname transferred from the given name. plural of sum

Where the eye mixes Simms and sums

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
Simms
4 ch
sums

Visual trap between Simms and sums

These two trip readers on the page rather than in the ear: Simms is /sɪmz/ while sums is /sʌmz/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 35645, derived from the frequency rank of both members and their visual similarity.

Simms is recorded at frequency rank #27,284, classified as aname, pronounced /sɪmz/. sums is at rank #8,361, tagged as anoun, pronounced /sʌmz/.

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 35645, this pair ranks #310,182 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Simms vs sums

Shared letters: ms. Private to "Simms": i. Private to "sums": u.

"Simms" · 5 letters · shape CVCCC  ·  "sums" · 4 letters · shape CVCC

Known mistypes of this pair

  • Simmsismms · simmss · simsm · smims · ssimms
  • sumssmus · ssums · summs · sumss · susm · usms

Frequently Asked Questions

Is swapping "Simms" for "sums" ever safe?
No - they are not even the same part of speech. "Simms" is a name and "sums" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "Simms" or "sums" show up more?
"sums" is the more common of the two: it sits at frequency rank #8,361 in our English list, against #27,284 for "Simms". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "Simms" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sums" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #310,182 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Simms" and "sums" also get mixed up with nearby pairs, the highest-scored neighbour is "SIDS vs Simms". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #310,182 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