herbvshertzWhich spelling fits?

Quick tell: herb is a adjective, hertz is a noun, so they fill different roles in a sentence.

Which to use

“herb” is an adjective and “hertz” is a noun - they look or sound alike but fill different roles in a sentence.

#35,983
“herb” frequency rank
#38,836
“hertz” frequency rank
74819
confusion score

Side-by-Side Comparison

Feature herb hertz
Definition Astringent, âcre, amer. Unité de fréquence permettant de mesurer le nombre de fois où un événement cyclique survient par seconde et dont le symbole est Hz.

Where the eye mixes herb and hertz

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

4 ch
herb
5 ch
hertz

Visual trap between herb and hertz

These two trip readers on the page rather than in the ear: herb is \hɛrp\ while hertz is ^((h aspiré))\ɛʁts\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 74819, derived from the frequency rank of both members and their visual similarity.

herb is recorded at frequency rank #35,983, classified as anadj, pronounced \hɛrp\. hertz is at rank #38,836, tagged as anoun, pronounced ^((h aspiré))\ɛʁts\.

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 74819, this pair ranks #35,915 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of herb vs hertz

Shared letters: ehr. Private to "herb": b. Private to "hertz": tz.

"herb" · 4 letters · shape CVCC  ·  "hertz" · 5 letters · shape CVCCC

Known mistypes of this pair

  • herb ← ehrb · hebr · herbb · herrb · hherb · hreb
  • hertz ← ehrtz · herrtz · herttz · hertzz · herzt · hetrz · hhertz · hretz

Frequently Asked Questions

Do "herb" and "hertz" mean the same thing in a sentence?
No - they are not even the same part of speech. "herb" is an adjective and "hertz" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "herb" or "hertz"?
"herb" is the more common of the two: it sits at frequency rank #35,983 in our French list, against #38,836 for "hertz". 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 "herb" and "hertz" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "herb" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "hertz" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #35,915 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "herb" and "hertz" also get mixed up with nearby pairs, the highest-scored neighbour is "hertz vs heurt". 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 #35,915 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