concavevsconciseWhat's the difference?

Which to use

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

#28,155
“concave” frequency rank
#15,782
“concise” frequency rank
43937
confusion score

Side-by-Side Comparison

Feature concave concise
Definition Curved like the inner surface of a sphere or bowl. Brief, yet including all important information.

Where the eye mixes concave and concise

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

7 ch
concave
7 ch
concise

Look-alike desk: concave vs concise

A purely visual mix-up. concave (/ˈkɒn.keɪv/) and concise (/kənˈsaɪs/) 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 43937, derived from the frequency rank of both members and their visual similarity.

concave is recorded at frequency rank #28,155, classified as anadj, pronounced /ˈkɒn.keɪv/. concise is at rank #15,782, tagged as anadj, pronounced /kənˈsaɪs/.

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 43937, this pair ranks #235,215 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of concave vs concise

Shared letters: ceno. Private to "concave": av. Private to "concise": is.

"concave" · 7 letters · shape CVCCVCV  ·  "concise" · 7 letters · shape CVCCVCV

Known mistypes of this pair

  • concavecconcave · cnocave · cocnave · conacve · concaev · concavve · conccave · concvae
  • concisecconcise · cnocise · cocnise · conccise · concies · concisse · concsie · conicse

Frequently Asked Questions

Do "concave" and "concise" mean the same thing in a sentence?
No. They are said differently (/ˈkɒn.keɪv/ versus /kənˈsaɪs/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "concave" or "concise"?
"concise" is the more common of the two: it sits at frequency rank #15,782 in our English list, against #28,155 for "concave". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "concave" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "concise" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #235,215 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "concave" and "concise" also get mixed up with nearby pairs, the highest-scored neighbour is "concave vs conclave". 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 #235,215 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