expensevsexpensesConfusable pair

Which to use

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

#4,855
“expense” frequency rank
#4,083
“expenses” frequency rank
8938
confusion score

Side-by-Side Comparison

Feature expense expenses
Definition A spending or consuming, often a disbursement of funds. plural of expense

Where the eye mixes expense and expenses

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. expense runs 7 letters (VCCVCCV) against expenses's 8 (VCCVCCVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
expense
8 ch
expenses

Why the eye confuses expense with expenses

A purely visual mix-up. expense (/ɪkˈspɛns/) and expenses (/ɪkˈspɛnsɪz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “expense” sits inside “expenses”. Our composite confusion score for this pair is 8938, derived from the frequency rank of both members and their visual similarity.

expense is recorded at frequency rank #4,855, classified as anoun, pronounced /ɪkˈspɛns/. expenses is at rank #4,083, tagged as anoun, pronounced /ɪkˈspɛnsɪz/.

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 8938, this pair ranks #499,905 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of expense vs expenses

Shared letters: enpsx. Private to "expense": -. Private to "expenses": -.

"expense" · 7 letters · shape VCCVCCV  ·  "expenses" · 8 letters · shape VCCVCCVC

Known mistypes of this pair

  • expense ← epxense · exepnse · expenes · expennse · expesne · expnese · exppense · exxpense
  • expenses ← epxenses · exepnses · expeness · expennses · expensess · expensse · expensses · expesnes

Frequently Asked Questions

Is swapping "expense" for "expenses" ever safe?
No. They are said differently (/ɪkˈspɛns/ versus /ɪkˈspɛnsɪz/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "expense" or "expenses" show up more?
"expenses" is the more common of the two: it sits at frequency rank #4,083 in our English list, against #4,855 for "expense". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "expense" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "expenses" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #499,905 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "expense" and "expenses" also get mixed up with nearby pairs, the highest-scored neighbour is "expense vs exposé". 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 #499,905 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