electronvserectionWhat's the difference?

Which to use

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

#9,327
“electron” frequency rank
#14,525
“erection” frequency rank
23852
confusion score

Side-by-Side Comparison

Feature electron erection
Definition The subatomic particle having a negative charge and orbiting the nucleus; the flow of electrons in a conductor constitutes electricity. The act of building or putting up or together of something.

Where the eye mixes electron and erection

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

8 ch
electron
8 ch
erection

Why the eye confuses electron with erection

A purely visual mix-up. electron (/ɪˈlɛk.tɹɒn/) and erection (/ɪˈɹɛkʃən/) 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 23852, derived from the frequency rank of both members and their visual similarity.

electron is recorded at frequency rank #9,327, classified as anoun, pronounced /ɪˈlɛk.tɹɒn/. erection is at rank #14,525, tagged as anoun, pronounced /ɪˈɹɛkʃən/.

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 23852, this pair ranks #406,247 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of electron vs erection

Shared letters: cenort. Private to "electron": l. Private to "erection": i.

"electron" · 8 letters · shape VCVCCCVC  ·  "erection" · 8 letters · shape VCVCCVVC

Known mistypes of this pair

  • electroneelctron · elcetron · elecctron · elecrton · electorn · electrno · electronn · electrron
  • erectioneerction · ercetion · erecction · ereciton · erecsion · erectino · erectionn · erectoin

Frequently Asked Questions

Do "electron" and "erection" mean the same thing in a sentence?
No. They are said differently (/ɪˈlɛk.tɹɒn/ versus /ɪˈɹɛkʃən/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "electron" or "erection"?
"electron" is the more common of the two: it sits at frequency rank #9,327 in our English list, against #14,525 for "erection". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "electron" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "erection" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #406,247 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "electron" and "erection" also get mixed up with nearby pairs, the highest-scored neighbour is "erectile vs erection". 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 #406,247 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