refração vs relação, What's the Difference?

Which to use

“refração” and “relação” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#47,575
“refração” frequency rank: #381
“relação” frequency rank: 47956
confusion score

Side-by-Side Comparison

Feature	refração	relação
Definition	mudança na direção de propagação de uma onda devido a uma mudança no meio pelo qual ela transita	relacionamento

Where the spellings diverge

Shared letters are muted; the letters that actually set refração and relação apart are highlighted. They share 6 letters in sequence, which is exactly why the eye skips the difference.

8 ch

refração

7 ch

relação

Spelling & Dictionary Insight

refração and relação are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 47956, derived from the frequency rank of both members and their visual similarity.

refração is recorded at frequency rank #47,575, classified as anoun, pronounced /Rɨ.fɾa.ˈsɐ̃w̃/. relação is at rank #381, tagged as anoun.

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 47956, this pair ranks #17,265 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of refração vs relação

Shared letters: aeorãç. Private to "refração": f. Private to "relação": l.

"refração" · 8 letters · shape CVCCVCVV · "relação" · 7 letters · shape CVCVCVV

Frequency comparison

refração#47,575

relação#381

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "refração" and "relação" be used interchangeably?

No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.

Which is more common, "refração" or "relação"?

"relação" is the more common of the two: it sits at frequency rank #381 in our Portuguese list, against #47,575 for "refração". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering refração vs relação

The fastest way to pick the right one every time.

Read both glosses above and match the meaning you intend, only context separates this pair.
See each word in full, definition, IPA, etymology and its other confusables. Full “refração” entry
Browse more pairs most likely to be confused. Most confusable