fervervsformerWhat's the difference?

Quick tell: ferver is a verb, former is a noun, so they fill different roles in a sentence.

Which to use

“ferver” is a verb and “former” is a noun - they look or sound alike but fill different roles in a sentence.

#19,149
“ferver” frequency rank
#47,368
“former” frequency rank
66517
confusion score

Side-by-Side Comparison

Feature ferver former
Definition entrar em ebulição formador

Letter map: ferver vs former

Shared letters muted; letters that set ferver and former apart highlighted. Shared run: 4.

6 ch
ferver
6 ch
former

Role in the sentence - ferver and former

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ferver is averb and formeranoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 66517, derived from the frequency rank of both members and their visual similarity.

ferver is recorded at frequency rank #19,149, classified as averb, pronounced /fɨɾ.ˈveɾ/. former is at rank #47,368, 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 66517, this pair ranks #4,959 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of ferver vs former

Shared letters: efr. Private to "ferver": v. Private to "former": mo.

"ferver" · 6 letters · shape CVCCVC  ·  "former" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • ferverefrver · ferevr · ferrver · ferverr · fervre · fervver · fevrer · fferver
  • formerfformer · fomrer · foremr · formerr · formmer · formre · forrmer · fromer

Frequently Asked Questions

Can "ferver" and "former" be used interchangeably?
No - they are not even the same part of speech. "ferver" is a verb and "former" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "ferver" or "former" show up more?
"ferver" is the more common of the two: it sits at frequency rank #19,149 in our Portuguese list, against #47,368 for "former". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "ferver" and "former". Here's where to go from here.

  • Full dictionary entry for "ferver" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "former" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #4,959 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "ferver" and "former" also get mixed up with nearby pairs, the highest-scored neighbour is "former vs formol". 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 #4,959 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list