heatvsheroWhat's the difference?

Which to use

“heat” and “hero” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#22,290
“heat” frequency rank
#17,729
“hero” frequency rank
40019
confusion score

Side-by-Side Comparison

Feature heat hero
Definition Session d'échauffement d'un cheval de course qui a lieu quelques heures avant l'épreuve. Héros, personne héroïque, personne d’un grand courage.

Where the eye mixes heat and hero

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

4 ch
heat
4 ch
hero

Why the eye confuses heat with hero

A purely visual mix-up. heat (^((h aspiré))\it\) and hero (\ˈhɪɹ.oʊ\) 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 40019, derived from the frequency rank of both members and their visual similarity.

heat is recorded at frequency rank #22,290, classified as anoun, pronounced ^((h aspiré))\it\. hero is at rank #17,729, tagged as anoun, pronounced \ˈhɪɹ.oʊ\.

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 40019, this pair ranks #243,639 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of heat vs hero

Shared letters: eh. Private to "heat": at. Private to "hero": or.

"heat" · 4 letters · shape CVVC  ·  "hero" · 4 letters · shape CVCV

Known mistypes of this pair

  • heatehat · heatt · heta · hheat
  • heroehro · heor · herro · hhero · hreo

Frequently Asked Questions

Is swapping "heat" for "hero" ever safe?
No. They are said differently (^((h aspiré))\it\ versus \ˈhɪɹ.oʊ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "heat" vs "hero" - which ranks higher?
"hero" is the more common of the two: it sits at frequency rank #17,729 in our French list, against #22,290 for "heat". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "heat" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "hero" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #243,639 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "heat" and "hero" also get mixed up with nearby pairs, the highest-scored neighbour is "hae vs heat". 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 #243,639 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list