peakvspetWhat's the difference?

Which to use

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

#2,847
“peak” frequency rank
#3,323
“pet” frequency rank
6170
confusion score

Side-by-Side Comparison

Feature peak pet
Definition A point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap. An animal kept as a companion or otherwise for pleasure, rather than for some practical benefit or use.

Where the eye mixes peak and pet

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
peak
3 ch
pet

Why the eye confuses peak with pet

A purely visual mix-up. peak (/piːk/) and pet (/pɛt/) 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 6170, derived from the frequency rank of both members and their visual similarity.

peak is recorded at frequency rank #2,847, classified as anoun, pronounced /piːk/. pet is at rank #3,323, tagged as anoun, pronounced /pɛt/.

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 6170, this pair ranks #512,467 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of peak vs pet

Shared letters: ep. Private to "peak": ak. Private to "pet": t.

"peak" · 4 letters · shape CVVC  ·  "pet" · 3 letters · shape CVC

Known mistypes of this pair

  • peakepak · paek · peakk · peka · ppeak

Frequently Asked Questions

Is swapping "peak" for "pet" ever safe?
No. They are said differently (/piːk/ versus /pɛt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "peak" vs "pet" - which ranks higher?
"peak" is the more common of the two: it sits at frequency rank #2,847 in our English list, against #3,323 for "pet". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "peak" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pet" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #512,467 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "peak" and "pet" also get mixed up with nearby pairs, the highest-scored neighbour is "pet vs PPA". 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 #512,467 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