FDPvsfilWhich spelling fits?

Quick tell: FDP is a abbrev, fil is a noun, so they fill different roles in a sentence.

Which to use

“FDP” is an abbrev and “fil” is a noun - they look or sound alike but fill different roles in a sentence.

#35,589
“FDP” frequency rank
#35,592
“fil” frequency rank
71181
confusion score

Side-by-Side Comparison

Feature FDP fil
Definition abreviação de filho da puta fio

Letter map: FDP vs fil

Shared letters muted; letters that set FDP and fil apart highlighted. Shared run: 1. FDP (CCC) and fil (CVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

3 ch
FDP
3 ch
fil

Part-of-speech tell for FDP / fil

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: FDP is anabbrev and filanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 71181, derived from the frequency rank of both members and their visual similarity.

FDP is recorded at frequency rank #35,589, classified as anabbrev. fil is at rank #35,592, tagged as anoun, pronounced /fil/.

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 71181, this pair ranks #3,426 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of FDP vs fil

Shared letters: f. Private to "FDP": dp. Private to "fil": il.

"FDP" · 3 letters · shape CCC  ·  "fil" · 3 letters · shape CVC

Frequently Asked Questions

Can "FDP" and "fil" be used interchangeably?
No - they are not even the same part of speech. "FDP" is an abbrev and "fil" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "FDP" vs "fil" - which ranks higher?
"FDP" is the more common of the two: it sits at frequency rank #35,589 in our Portuguese list, against #35,592 for "fil". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "FDP" and "fil".

  • Full dictionary entry for "FDP" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fil" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #3,426 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "FDP" and "fil" also get mixed up with nearby pairs, the highest-scored neighbour is "fil vs filão". Nearby pair

Confusion rank #3,426 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