FDP vs fui, What's the Difference?

Which to use

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

#35,589
“FDP” frequency rank: #365
“fui” frequency rank: 35954
confusion score

Side-by-Side Comparison

Feature	FDP	fui
Definition	abreviação de filho da puta	primeira pessoa do singular do pretérito perfeito simples do indicativo do verbo ir:

Letter map: FDP vs fui

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

3 ch

FDP

3 ch

fui

Role in the sentence - FDP and fui

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: FDP is anabbrev and fuiaverb. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 35954, derived from the frequency rank of both members and their visual similarity.

FDP is recorded at frequency rank #35,589, classified as anabbrev. fui is at rank #365, tagged as averb, pronounced /ˈfuj/.

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 35954, this pair ranks #30,973 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of FDP vs fui

Shared letters: f. Private to "FDP": dp. Private to "fui": iu.

"FDP" · 3 letters · shape CCC · "fui" · 3 letters · shape CVV

Frequently Asked Questions

Can "FDP" and "fui" be used interchangeably?

No - they are not even the same part of speech. "FDP" is an abbrev and "fui" a verb, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "FDP" or "fui"?

"fui" is the more common of the two: it sits at frequency rank #365 in our Portuguese list, against #35,589 for "FDP". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pair "FDP" vs "fui" is on the table, pick a follow-up below.

Full dictionary entry for "FDP" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "fui" - compare definitions side by side with the headword page. Word entry
This pair ranks #30,973 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"FDP" and "fui" also get mixed up with nearby pairs, the highest-scored neighbour is "FDP vs fon". Nearby pair

Confusion rank #30,973 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.