rochevsrocksWhich spelling fits?

Which to use

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

#19,192
“roche” frequency rank
#3,783
“rocks” frequency rank
22975
confusion score

Side-by-Side Comparison

Feature roche rocks
Definition One of various types of rock or geological strata. plural of rock

Letter map: roche vs rocks

Shared letters muted; letters that set roche and rocks apart highlighted. Shared run: 3.

5 ch
roche
5 ch
rocks

Pair insight - roche / rocks

roche and rocks are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 22975, derived from the frequency rank of both members and their visual similarity.

roche is recorded at frequency rank #19,192, classified as anoun. rocks is at rank #3,783, tagged as anoun, pronounced /ɹɒks/.

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 22975, this pair ranks #412,641 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of roche vs rocks

Shared letters: cor. Private to "roche": eh. Private to "rocks": ks.

"roche" · 5 letters · shape CVCCV  ·  "rocks" · 5 letters · shape CVCCC

Known mistypes of this pair

  • rocheorche · rcohe · rocche · roceh · rochhe · rohce · rroche
  • rocksorcks · rcoks · roccks · rockks · rockss · rocsk · rokcs · rrocks

Frequently Asked Questions

Can "roche" and "rocks" be used interchangeably?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
In ordinary English text, does "roche" or "rocks" show up more?
"rocks" is the more common of the two: it sits at frequency rank #3,783 in our English list, against #19,192 for "roche". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "roche" vs "rocks" is on the table, pick a follow-up below.

  • Full dictionary entry for "roche" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rocks" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #412,641 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "roche" and "rocks" also get mixed up with nearby pairs, the highest-scored neighbour is "roche vs roque". 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 #412,641 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