ambiçãovsambíguoWhat's the difference?

Quick tell: ambição is a noun, ambíguo is an adjective, so they fill different roles in a sentence.

Which to use

“ambição” is a noun and “ambíguo” is an adjective - they look or sound alike but fill different roles in a sentence.

#9,795
“ambição” frequency rank
#32,048
“ambíguo” frequency rank
41843
confusion score

Side-by-Side Comparison

Feature ambição ambíguo
Definition desejo forte de fortuna, de glória, de honrarias, de poder ou de outra coisa qualquer, dependendo do contexto que pode ter diferentes significados

Where the eye mixes ambição and ambíguo

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. ambição and ambíguo follow the identical consonant-vowel pattern (VCCVCVV). Same shape at a glance is often the real trap, independent of shared letters.

7 ch
ambição
7 ch
ambíguo

Look-alike desk: ambição vs ambíguo

These two trip readers on the page rather than in the ear: ambição is /ɐ̃.bi.ˈsɐ̃w̃/ while ambíguo is /ɐ̃.ˈbi.ɡwu/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 41843, derived from the frequency rank of both members and their visual similarity.

ambição is recorded at frequency rank #9,795, classified as anoun, pronounced /ɐ̃.bi.ˈsɐ̃w̃/. ambíguo is at rank #32,048, tagged as anadj, pronounced /ɐ̃.ˈbi.ɡwu/.

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 41843, this pair ranks #24,028 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ambição vs ambíguo

Shared letters: abmo. Private to "ambição": iãç. Private to "ambíguo": guí.

"ambição" · 7 letters · shape VCCVCVV  ·  "ambíguo" · 7 letters · shape VCCVCVV

Frequently Asked Questions

Do "ambição" and "ambíguo" mean the same thing in a sentence?
No - they are not even the same part of speech. "ambição" is a noun and "ambíguo" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "ambição" vs "ambíguo" - which ranks higher?
"ambição" is the more common of the two: it sits at frequency rank #9,795 in our Portuguese list, against #32,048 for "ambíguo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "ambição" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ambíguo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #24,028 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "ambição" and "ambíguo" also get mixed up with nearby pairs, the highest-scored neighbour is "ambíguo vs âmbito". Nearby pair

Confusion rank #24,028 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