dikevsdimerWhich spelling fits?

Which to use

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

#34,858
“dike” frequency rank
#49,871
“dimer” frequency rank
84729
confusion score

Side-by-Side Comparison

Feature dike dimer
Definition Alternative spelling of dyke: ditch; embankment; waterway; etc. A molecule consisting of two identical halves, formed by joining two identical molecules, sometimes with a single atom acting as a bridge.

Where the eye mixes dike and dimer

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. dike runs 4 letters (CVCV) against dimer's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
dike
5 ch
dimer

Why the eye confuses dike with dimer

A purely visual mix-up. dike (/daɪk/) and dimer (/ˈdaɪmə(ɹ)/) 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 84729, derived from the frequency rank of both members and their visual similarity.

dike is recorded at frequency rank #34,858, classified as anoun, pronounced /daɪk/. dimer is at rank #49,871, tagged as anoun, pronounced /ˈdaɪmə(ɹ)/.

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 84729, this pair ranks #11,555 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of dike vs dimer

Shared letters: dei. Private to "dike": k. Private to "dimer": mr.

"dike" · 4 letters · shape CVCV  ·  "dimer" · 5 letters · shape CVCVC

Known mistypes of this pair

  • dike ← ddike · diek · dikke · dkie · idke
  • dimer ← ddimer · diemr · dimerr · dimre · dmier · idmer

Frequently Asked Questions

Can "dike" and "dimer" be used interchangeably?
No. They are said differently (/daɪk/ versus /ˈdaɪmə(ɹ)/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "dike" vs "dimer" - which ranks higher?
"dike" is the more common of the two: it sits at frequency rank #34,858 in our English list, against #49,871 for "dimer". 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 "dike" and "dimer" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "dike" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dimer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #11,555 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "dike" and "dimer" also get mixed up with nearby pairs, the highest-scored neighbour is "dikes vs dimer". 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 #11,555 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