ratvsREMConfusable pair

Which to use

“rat” and “REM” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#41,577
“rat” frequency rank
#35,225
“REM” frequency rank
76802
confusion score

Side-by-Side Comparison

Feature rat REM
Definition Rata Fase del sueño durante la que suceden los ensueños más intensos. Durante esta fase, los ojos se mueven rápidamente y la actividad de las neuronas del cerebro se asemeja a la de cuando se está despierto.

Where the eye mixes rat and REM

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. rat and REM follow the identical consonant-vowel pattern (CVC). Same shape at a glance is often the real trap, independent of shared letters.

3 ch
rat
3 ch
REM

Look-alike desk: rat vs REM

A purely visual mix-up. rat ([ɹæt]) and REM ([ˈrẽm]) 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 76802, derived from the frequency rank of both members and their visual similarity.

rat is recorded at frequency rank #41,577, classified as anoun, pronounced [ɹæt]. REM is at rank #35,225, tagged as anoun, pronounced [ˈrẽm].

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 76802, this pair ranks #17,087 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of rat vs REM

Shared letters: r. Private to "rat": at. Private to "REM": em.

"rat" · 3 letters · shape CVC  ·  "REM" · 3 letters · shape CVC

Frequently Asked Questions

Can "rat" and "REM" be used interchangeably?
No. They are said differently ([ɹæt] versus [ˈrẽm]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "rat" or "REM"?
"REM" is the more common of the two: it sits at frequency rank #35,225 in our Spanish list, against #41,577 for "rat". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "rat" and "REM" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "rat" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "REM" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #17,087 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "rat" and "REM" also get mixed up with nearby pairs, the highest-scored neighbour is "rasta vs rat". Nearby pair

Confusion rank #17,087 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list