erevsergoWhat's the difference?

Which to use

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

#24,153
“ere” frequency rank
#30,025
“ergo” frequency rank
54178
confusion score

Side-by-Side Comparison

Feature ere ergo
Definition At an earlier time. Consequently, therefore, or thus.

Where the eye mixes ere and ergo

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

3 ch
ere
4 ch
ergo

Visual trap between ere and ergo

A purely visual mix-up. ere (/ɛə/) and ergo (/ˈɛɚɡoʊ/) 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 54178, derived from the frequency rank of both members and their visual similarity.

ere is recorded at frequency rank #24,153, classified as anadv, pronounced /ɛə/. ergo is at rank #30,025, tagged as anadv, pronounced /ˈɛɚɡoʊ/.

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 54178, this pair ranks #143,093 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ere vs ergo

Shared letters: er. Private to "ere": -. Private to "ergo": go.

"ere" · 3 letters · shape VCV  ·  "ergo" · 4 letters · shape VCCV

Known mistypes of this pair

  • ergoegro · erggo · erog · errgo · rego

Frequently Asked Questions

Is swapping "ere" for "ergo" ever safe?
No. They are said differently (/ɛə/ versus /ˈɛɚɡoʊ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "ere" or "ergo" show up more?
"ere" is the more common of the two: it sits at frequency rank #24,153 in our English list, against #30,025 for "ergo". 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 "ere" and "ergo" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "ere" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ergo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #143,093 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "ere" and "ergo" also get mixed up with nearby pairs, the highest-scored neighbour is "ergo vs Eri". 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 #143,093 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