defvsdeviWhat's the difference?

Quick tell: def is a adjective, devi is a verb, so they fill different roles in a sentence.

Which to use

“def” is an adjective and “devi” is a verb - they look or sound alike but fill different roles in a sentence.

#32,132
“def” frequency rank
#47,301
“devi” frequency rank
79433
confusion score

Side-by-Side Comparison

Feature def devi
Definition algo muito bom dever, ter obrigação de, ter que

Where the eye mixes def and devi

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

3 ch
def
4 ch
devi

Visual trap between def and devi

These two trip readers on the page rather than in the ear: def is /dɛf/ while devi is /ˈde.vi/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 79433, derived from the frequency rank of both members and their visual similarity.

def is recorded at frequency rank #32,132, classified as anadj, pronounced /dɛf/. devi is at rank #47,301, tagged as averb, pronounced /ˈde.vi/.

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 79433, this pair ranks #1,508 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of def vs devi

Shared letters: de. Private to "def": f. Private to "devi": iv.

"def" · 3 letters · shape CVC  ·  "devi" · 4 letters · shape CVCV

Known mistypes of this pair

  • deviddevi · deiv · devvi · dvei · edvi

Frequently Asked Questions

Is swapping "def" for "devi" ever safe?
No - they are not even the same part of speech. "def" is an adjective and "devi" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "def" vs "devi" - which ranks higher?
"def" is the more common of the two: it sits at frequency rank #32,132 in our Portuguese list, against #47,301 for "devi". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "def" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "devi" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,508 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "def" and "devi" also get mixed up with nearby pairs, the highest-scored neighbour is "devi vs device". 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 #1,508 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