runvsruseConfusable pair

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

Which to use

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

#309
“run” frequency rank
#23,664
“ruse” frequency rank
23973
confusion score

Side-by-Side Comparison

Feature run ruse
Definition To move swiftly. A turning or doubling back, especially of animals to get out of the way of hunting dogs.

Where the eye mixes run and ruse

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
run
4 ch
ruse

Look-alike desk: run vs ruse

These two trip readers on the page rather than in the ear: run is /ɹʌn/ while ruse is /ɹuːz/. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 23973, derived from the frequency rank of both members and their visual similarity.

run is recorded at frequency rank #309, classified as averb, pronounced /ɹʌn/. ruse is at rank #23,664, tagged as anoun, pronounced /ɹuːz/.

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 23973, this pair ranks #405,435 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of run vs ruse

Shared letters: ru. Private to "run": n. Private to "ruse": es.

"run" · 3 letters · shape CVC  ·  "ruse" · 4 letters · shape CVCV

Known mistypes of this pair

  • ruserruse · rsue · rues · russe · urse

Frequently Asked Questions

Can "run" and "ruse" be used interchangeably?
No - they are not even the same part of speech. "run" is a verb and "ruse" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "run" or "ruse" show up more?
"run" is the more common of the two: it sits at frequency rank #309 in our English list, against #23,664 for "ruse". 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 "run" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ruse" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #405,435 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "run" and "ruse" also get mixed up with nearby pairs, the highest-scored neighbour is "Rua vs ruse". 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 #405,435 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