Which to use
“annex” and “apex” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #14,883
- “annex” frequency rank
- #10,981
- “apex” frequency rank
- 25864
- confusion score
Side-by-Side Comparison
| Feature | annex | apex |
|---|---|---|
| Definition | An addition, an extension. | The highest or the greatest part of something, especially forming a point. |
Where the eye mixes annex and apex
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Spelling & Dictionary Insight
A purely visual mix-up. annex (/ˈænɛks/) and apex (/ˈeɪ.pɛks/) 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 letter(s) in length. Our composite confusion score for this pair is 25864, derived from the frequency rank of both members and their visual similarity.
annex is recorded at frequency rank #14,883, classified as anoun, pronounced /ˈænɛks/. apex is at rank #10,981, tagged as anoun, pronounced /ˈeɪ.pɛks/.
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 25864, this pair ranks #391,062 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of annex vs apex
Shared letters: aex. Private to "annex": n. Private to "apex": p.
"annex" · 5 letters · shape VCCVC · "apex" · 4 letters · shape VCVC