apesvsapneaWhich spelling fits?

Which to use

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

#15,951
“apes” frequency rank
#28,817
“apnea” frequency rank
44768
confusion score

Side-by-Side Comparison

Feature apes apnea
Definition plural of ape The cessation of breathing, most often in reference to transient instances thereof during sleep.

Where the eye mixes apes and apnea

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. apes runs 4 letters (VCVC) against apnea's 5 (VCCVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
apes
5 ch
apnea

Visual trap between apes and apnea

A purely visual mix-up. apes (/eɪps/) and apnea (/ˈæp.ni.ə/) 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 44768, derived from the frequency rank of both members and their visual similarity.

apes is recorded at frequency rank #15,951, classified as anoun, pronounced /eɪps/. apnea is at rank #28,817, tagged as anoun, pronounced /ˈæp.ni.ə/.

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 44768, this pair ranks #227,525 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of apes vs apnea

Shared letters: aep. Private to "apes": s. Private to "apnea": n.

"apes" · 4 letters · shape VCVC  ·  "apnea" · 5 letters · shape VCCVV

Known mistypes of this pair

  • apes ← aeps · apess · appes · apse
  • apnea ← anpea · apena · apnae · apnnea · appnea · panea

Frequently Asked Questions

Is swapping "apes" for "apnea" ever safe?
No. They are said differently (/eɪps/ versus /ˈæp.ni.ə/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "apes" or "apnea"?
"apes" is the more common of the two: it sits at frequency rank #15,951 in our English list, against #28,817 for "apnea". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "apes" and "apnea" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "apes" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "apnea" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #227,525 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "apes" and "apnea" also get mixed up with nearby pairs, the highest-scored neighbour is "Aeneas vs apnea". 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 #227,525 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