hippovshypoConfusable pair

Which to use

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

#24,472
“hippo” frequency rank
#42,192
“hypo” frequency rank
66664
confusion score

Side-by-Side Comparison

Feature hippo hypo
Definition Clipping of hippopotamus. Melancholy; a fit of hypochondria; a morbid depression.

Where the eye mixes hippo and hypo

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

5 ch
hippo
4 ch
hypo

Visual trap between hippo and hypo

A purely visual mix-up. hippo (/ˈhɪpəʊ/) and hypo (/ˈhaɪ.pəʊ/) 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 66664, derived from the frequency rank of both members and their visual similarity.

hippo is recorded at frequency rank #24,472, classified as anoun, pronounced /ˈhɪpəʊ/. hypo is at rank #42,192, tagged as anoun, pronounced /ˈhaɪ.pəʊ/.

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 66664, this pair ranks #66,968 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of hippo vs hypo

Shared letters: hop. Private to "hippo": i. Private to "hypo": y.

"hippo" · 5 letters · shape CVCCV  ·  "hypo" · 4 letters · shape CVCV

Known mistypes of this pair

  • hippo ← hhippo · hipo · hipop · hpipo · ihppo
  • hypo ← hhypo · hpyo · hyop · hyppo · hyypo · yhpo

Frequently Asked Questions

Do "hippo" and "hypo" mean the same thing in a sentence?
No. They are said differently (/ˈhɪpəʊ/ versus /ˈhaɪ.pəʊ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "hippo" or "hypo"?
"hippo" is the more common of the two: it sits at frequency rank #24,472 in our English list, against #42,192 for "hypo". 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 "hippo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "hypo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #66,968 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "hippo" and "hypo" also get mixed up with nearby pairs, the highest-scored neighbour is "HMO vs hypo". 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 #66,968 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