SimonvssummonTell them apart

Quick tell: Simon is a name, summon is a verb, so they fill different roles in a sentence.

Which to use

“Simon” is a name and “summon” is a verb - they look or sound alike but fill different roles in a sentence.

#3,137
“Simon” frequency rank
#14,031
“summon” frequency rank
17168
confusion score

Side-by-Side Comparison

Feature Simon summon
Definition Name of any of a number of men in the New Testament, notably the original name of Apostle Peter. To call people together; to convene; to convoke.

Where the eye mixes Simon and summon

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
Simon
6 ch
summon

Why the eye confuses Simon with summon

These two trip readers on the page rather than in the ear: Simon is /ˈsaɪmən/ while summon is /ˈsʌmən/. 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 verb), which is usually the fastest check. Our composite confusion score for this pair is 17168, derived from the frequency rank of both members and their visual similarity.

Simon is recorded at frequency rank #3,137, classified as aname, pronounced /ˈsaɪmən/. summon is at rank #14,031, tagged as averb, pronounced /ˈsʌmən/.

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 17168, this pair ranks #453,185 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Simon vs summon

Shared letters: mnos. Private to "Simon": i. Private to "summon": u.

"Simon" · 5 letters · shape CVCVC  ·  "summon" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • Simonismon · simmon · simno · simonn · siomn · smion · ssimon
  • summonsmumon · ssummon · summno · summonn · sumomn · sumon · usmmon

Frequently Asked Questions

Do "Simon" and "summon" mean the same thing in a sentence?
No - they are not even the same part of speech. "Simon" is a name and "summon" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Simon" vs "summon" - which ranks higher?
"Simon" is the more common of the two: it sits at frequency rank #3,137 in our English list, against #14,031 for "summon". 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 "Simon" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "summon" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #453,185 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Simon" and "summon" also get mixed up with nearby pairs, the highest-scored neighbour is "Simon vs Symons". 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 #453,185 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