urevsureaWhat's the difference?

Which to use

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

#35,571
“ure” frequency rank
#35,572
“urea” frequency rank
71143
confusion score

Side-by-Side Comparison

Feature ure urea
Definition Use, practise, exercise. A water-soluble organic compound, CO(NH₂)₂, formed by the metabolism of proteins and excreted in the urine.

Letter map: ure vs urea

Shared letters muted; letters that set ure and urea apart highlighted. Shared run: 3. ure runs 3 letters (VCV) against urea's 4 (VCVV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
ure
4 ch
urea

Spelling & dictionary notes on ure vs urea

ure and urea are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 extra letter(s) - “ure” sits inside “urea”. Our composite confusion score for this pair is 71143, derived from the frequency rank of both members and their visual similarity.

ure is recorded at frequency rank #35,571, classified as anoun. urea is at rank #35,572, tagged as anoun, pronounced /jʊˈɹiːə/.

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 71143, this pair ranks #47,836 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of ure vs urea

Shared letters: eru. Private to "ure": -. Private to "urea": a.

"ure" · 3 letters · shape VCV  ·  "urea" · 4 letters · shape VCVV

Known mistypes of this pair

  • urea ← ruea · uera · urae · urrea

Frequently Asked Questions

Do "ure" and "urea" mean the same thing in a sentence?
No. They differ by 1 extra letter(s) - “ure” sits inside “urea”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
In ordinary English text, does "ure" or "urea" show up more?
"ure" is the more common of the two: it sits at frequency rank #35,571 in our English list, against #35,572 for "urea". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "ure" vs "urea" is on the table, pick a follow-up below.

  • Full dictionary entry for "ure" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "urea" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #47,836 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "ure" and "urea" also get mixed up with nearby pairs, the highest-scored neighbour is "UAS vs ure". 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 #47,836 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