rabvsRTBFWhich spelling fits?

Which to use

“rab” and “RTBF” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#29,929
“rab” frequency rank
#21,452
“RTBF” frequency rank
51381
confusion score

Side-by-Side Comparison

Feature rab RTBF
Definition Reste, supplément. Entreprise chargée du service public belge de la télévision et de la radio en langue française.

Where the eye mixes rab and RTBF

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

3 ch
rab
4 ch
RTBF

Look-alike desk: rab vs RTBF

A purely visual mix-up. rab (\ʁab\) and RTBF (\ɛʁ.te.be.ɛf\) 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 51381, derived from the frequency rank of both members and their visual similarity.

rab is recorded at frequency rank #29,929, classified as anoun, pronounced \ʁab\. RTBF is at rank #21,452, tagged as anoun, pronounced \ɛʁ.te.be.ɛf\.

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 51381, this pair ranks #155,434 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of rab vs RTBF

Shared letters: br. Private to "rab": a. Private to "RTBF": ft.

"rab" · 3 letters · shape CVC  ·  "RTBF" · 4 letters · shape CCCC

Known mistypes of this pair

  • RTBFrbtf · rrtbf · rtbbf · rtbff · rtfb · rttbf · trbf

Frequently Asked Questions

Can "rab" and "RTBF" be used interchangeably?
No. They are said differently (\ʁab\ versus \ɛʁ.te.be.ɛf\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "rab" or "RTBF"?
"RTBF" is the more common of the two: it sits at frequency rank #21,452 in our French list, against #29,929 for "rab". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "rab" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "RTBF" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #155,434 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "rab" and "RTBF" also get mixed up with nearby pairs, the highest-scored neighbour is "rab vs RAMQ". 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 #155,434 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list