lapsedvslapsesWhich spelling fits?

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

Which to use

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

#31,237
“lapsed” frequency rank
#32,056
“lapses” frequency rank
63293
confusion score

Side-by-Side Comparison

Feature lapsed lapses
Definition simple past and past participle of lapse plural of lapse

Where the eye mixes lapsed and lapses

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. lapsed and lapses follow the identical consonant-vowel pattern (CVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
lapsed
6 ch
lapses

Look-alike desk: lapsed vs lapses

These two trip readers on the page rather than in the ear: lapsed is /læpst/ while lapses is /ˈlæpsɪz/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - d in “lapsed” becomes s in “lapses”, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 63293, derived from the frequency rank of both members and their visual similarity.

lapsed is recorded at frequency rank #31,237, classified as averb, pronounced /læpst/. lapses is at rank #32,056, tagged as anoun, pronounced /ˈlæpsɪz/.

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 63293, this pair ranks #83,768 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of lapsed vs lapses

Shared letters: aelps. Private to "lapsed": d. Private to "lapses": -.

"lapsed" · 6 letters · shape CVCCVC  ·  "lapses" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • lapsed ← alpsed · lapesd · lappsed · lapsde · lapsedd · lapssed · lasped · llapsed
  • lapses ← alpses · lapess · lappses · lapsess · lapsses · laspes · llapses · lpases

Frequently Asked Questions

Is swapping "lapsed" for "lapses" ever safe?
No - they are not even the same part of speech. "lapsed" is a verb and "lapses" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "lapsed" or "lapses" show up more?
"lapsed" is the more common of the two: it sits at frequency rank #31,237 in our English list, against #32,056 for "lapses". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "lapsed" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lapses" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #83,768 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "lapsed" and "lapses" also get mixed up with nearby pairs, the highest-scored neighbour is "lances vs lapses". 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 #83,768 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