rouxvsrumWhat's the difference?

Which to use

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

#28,702
“roux” frequency rank
#12,492
“rum” frequency rank
41194
confusion score

Side-by-Side Comparison

Feature roux rum
Definition A mixture of fat (usually butter) and flour used to thicken sauces and stews. A spirit distilled from various preparations of sugarcane, particularly fermented cane sugar and molasses.

Where the eye mixes roux and rum

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

4 ch
roux
3 ch
rum

Look-alike desk: roux vs rum

A purely visual mix-up. roux (/ɹuː/) and rum (/ɹʌm/) 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 41194, derived from the frequency rank of both members and their visual similarity.

roux is recorded at frequency rank #28,702, classified as anoun, pronounced /ɹuː/. rum is at rank #12,492, tagged as anoun, pronounced /ɹʌm/.

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 41194, this pair ranks #260,688 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of roux vs rum

Shared letters: ru. Private to "roux": ox. Private to "rum": m.

"roux" · 4 letters · shape CVVC  ·  "rum" · 3 letters · shape CVC

Known mistypes of this pair

  • rouxorux · rouxx · roxu · rroux · ruox

Frequently Asked Questions

Is swapping "roux" for "rum" ever safe?
No. They are said differently (/ɹuː/ versus /ɹʌm/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "roux" vs "rum" - which ranks higher?
"rum" is the more common of the two: it sits at frequency rank #12,492 in our English list, against #28,702 for "roux". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "roux" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rum" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #260,688 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "roux" and "rum" also get mixed up with nearby pairs, the highest-scored neighbour is "roux vs Rua". 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 #260,688 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