edgevsergTell them apart

Which to use

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

#1,858
“edge” frequency rank
#48,222
“erg” frequency rank
50080
confusion score

Side-by-Side Comparison

Feature edge erg
Definition The boundary line of a surface. A unit of work or energy, being the amount of work done by a force of one dyne applied through a distance of one centimeter. Equal to 10⁻⁷ joules.

Where the eye mixes edge and erg

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

4 ch
edge
3 ch
erg

Visual trap between edge and erg

A purely visual mix-up. edge (/ɛd͡ʒ/) and erg (/ɜːɡ/) 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 50080, derived from the frequency rank of both members and their visual similarity.

edge is recorded at frequency rank #1,858, classified as anoun, pronounced /ɛd͡ʒ/. erg is at rank #48,222, tagged as anoun, pronounced /ɜːɡ/.

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 50080, this pair ranks #177,547 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of edge vs erg

Shared letters: eg. Private to "edge": d. Private to "erg": r.

"edge" · 4 letters · shape VCCV  ·  "erg" · 3 letters · shape VCC

Known mistypes of this pair

  • edgedege · eddge · edeg · edgge · egde

Frequently Asked Questions

Can "edge" and "erg" be used interchangeably?
No. They are said differently (/ɛd͡ʒ/ versus /ɜːɡ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "edge" or "erg"?
"edge" is the more common of the two: it sits at frequency rank #1,858 in our English list, against #48,222 for "erg". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "edge" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "erg" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #177,547 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "edge" and "erg" also get mixed up with nearby pairs, the highest-scored neighbour is "erg 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 #177,547 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