ergvseyeTell them apart

Which to use

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

#48,222
“erg” frequency rank
#1,018
“eye” frequency rank
49240
confusion score

Side-by-Side Comparison

Feature erg eye
Definition 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. An organ through which animals see (“perceive surroundings via light”).

Where the eye mixes erg and eye

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
erg
3 ch
eye

Visual trap between erg and eye

A purely visual mix-up. erg (/ɜːɡ/) and eye (/aɪ/) 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 49240, derived from the frequency rank of both members and their visual similarity.

erg is recorded at frequency rank #48,222, classified as anoun, pronounced /ɜːɡ/. eye is at rank #1,018, tagged as anoun, pronounced /aɪ/.

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 49240, this pair ranks #185,474 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of erg vs eye

Shared letters: e. Private to "erg": gr. Private to "eye": y.

"erg" · 3 letters · shape VCC  ·  "eye" · 3 letters · shape VVV

Frequently Asked Questions

Do "erg" and "eye" mean the same thing in a sentence?
No. They are said differently (/ɜːɡ/ versus /aɪ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "erg" or "eye" show up more?
"eye" is the more common of the two: it sits at frequency rank #1,018 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.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "erg" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "eye" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #185,474 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "erg" and "eye" also get mixed up with nearby pairs, the highest-scored neighbour is "erg vs Eri". Nearby pair

Confusion rank #185,474 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