HerodvshertzConfusable pair

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

Which to use

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

#31,201
“Herod” frequency rank
#26,816
“hertz” frequency rank
58017
confusion score

Side-by-Side Comparison

Feature Herod hertz
Definition The name of any of a number of members of the Herodian dynasty who ruled in the Roman province of Judea, most notably Herod the Great, who ordered the Massacre of the Innocents, or Herod Antipas, his son, who met Jesus during his Passion. In the International System of Units, the derived unit of frequency; one (period or cycle of any periodic event) per second.

Where the eye mixes Herod and hertz

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. Herod (CVCVC) and hertz (CVCCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
Herod
5 ch
hertz

Look-alike desk: Herod vs hertz

These two trip readers on the page rather than in the ear: Herod is /ˈhɛɹəd/ while hertz is /hɜːts/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 58017, derived from the frequency rank of both members and their visual similarity.

Herod is recorded at frequency rank #31,201, classified as aname, pronounced /ˈhɛɹəd/. hertz is at rank #26,816, tagged as anoun, pronounced /hɜːts/.

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 58017, this pair ranks #115,407 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of Herod vs hertz

Shared letters: ehr. Private to "Herod": do. Private to "hertz": tz.

"Herod" · 5 letters · shape CVCVC  ·  "hertz" · 5 letters · shape CVCCC

Known mistypes of this pair

  • Herod ← ehrod · heord · herdo · herodd · herrod · hherod · hreod
  • hertz ← ehrtz · herrtz · herttz · hertzz · herzt · hetrz · hhertz · hretz

Frequently Asked Questions

Is swapping "Herod" for "hertz" ever safe?
No - they are not even the same part of speech. "Herod" is a name and "hertz" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Herod" or "hertz"?
"hertz" is the more common of the two: it sits at frequency rank #26,816 in our English list, against #31,201 for "Herod". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "Herod" 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 #115,407 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Herod" and "hertz" also get mixed up with nearby pairs, the highest-scored neighbour is "Herat vs Herod". 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 #115,407 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