passedvspulsedConfusable pair

Which to use

“passed” and “pulsed” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#1,281
“passed” frequency rank
#35,470
“pulsed” frequency rank
36751
confusion score

Side-by-Side Comparison

Feature passed pulsed
Definition simple past and past participle of pass simple past and past participle of pulse

Where the eye mixes passed and pulsed

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

6 ch
passed
6 ch
pulsed

Why the eye confuses passed with pulsed

A purely visual mix-up. passed (/pɑːst/) and pulsed (/pʌlst/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 36751, derived from the frequency rank of both members and their visual similarity.

passed is recorded at frequency rank #1,281, classified as averb, pronounced /pɑːst/. pulsed is at rank #35,470, tagged as averb, pronounced /pʌlst/.

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 36751, this pair ranks #300,475 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of passed vs pulsed

Shared letters: deps. Private to "passed": a. Private to "pulsed": lu.

"passed" · 6 letters · shape CVCCVC  ·  "pulsed" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • passedapssed · pased · pasesd · passde · passedd · ppassed · psased
  • pulsedplused · ppulsed · pulesd · pullsed · pulsde · pulsedd · pulssed · pusled

Frequently Asked Questions

Do "passed" and "pulsed" mean the same thing in a sentence?
No. They are said differently (/pɑːst/ versus /pʌlst/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "passed" vs "pulsed" - which ranks higher?
"passed" is the more common of the two: it sits at frequency rank #1,281 in our English list, against #35,470 for "pulsed". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "passed" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pulsed" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #300,475 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "passed" and "pulsed" also get mixed up with nearby pairs, the highest-scored neighbour is "plied vs pulsed". 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 #300,475 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