expendvsextentConfusable pair

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

Which to use

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

#32,801
“expend” frequency rank
#3,163
“extent” frequency rank
35964
confusion score

Side-by-Side Comparison

Feature expend extent
Definition To consume, exhaust (some resource). A range of values or locations.

Where the eye mixes expend and extent

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

6 ch
expend
6 ch
extent

Visual trap between expend and extent

These two trip readers on the page rather than in the ear: expend is /ɪkˈspɛnd/ while extent is /ɪkˈstɛnt/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 35964, derived from the frequency rank of both members and their visual similarity.

expend is recorded at frequency rank #32,801, classified as averb, pronounced /ɪkˈspɛnd/. extent is at rank #3,163, tagged as anoun, pronounced /ɪkˈstɛnt/.

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 35964, this pair ranks #307,397 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of expend vs extent

Shared letters: enx. Private to "expend": dp. Private to "extent": t.

"expend" · 6 letters · shape VCCVCC  ·  "extent" · 6 letters · shape VCCVCC

Known mistypes of this pair

  • expendepxend · exepnd · expedn · expendd · expennd · expned · exppend · exxpend
  • extentetxent · exetnt · extennt · extentt · extetn · extnet · exttent · exxtent

Frequently Asked Questions

Is swapping "expend" for "extent" ever safe?
No - they are not even the same part of speech. "expend" is a verb and "extent" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "expend" or "extent" show up more?
"extent" is the more common of the two: it sits at frequency rank #3,163 in our English list, against #32,801 for "expend". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "expend" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "extent" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #307,397 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "expend" and "extent" also get mixed up with nearby pairs, the highest-scored neighbour is "expel vs expend". 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 #307,397 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