tomvstreTell them apart

Quick tell: tom is a noun, tre is a num, so they fill different roles in a sentence.

Which to use

“tom” is a noun and “tre” is a num - they look or sound alike but fill different roles in a sentence.

#1,262
“tom” frequency rank
#14,981
“tre” frequency rank
16243
confusion score

Side-by-Side Comparison

Feature tom tre
Definition qualquer som, no que se refere à sua amplitude, fonte, potência, etc.: três

Where the eye mixes tom and tre

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
tom
3 ch
tre

Look-alike desk: tom vs tre

These two trip readers on the page rather than in the ear: tom is /ˈtõ/ while tre is /tre/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs num), which is usually the fastest check. Our composite confusion score for this pair is 16243, derived from the frequency rank of both members and their visual similarity.

tom is recorded at frequency rank #1,262, classified as anoun, pronounced /ˈtõ/. tre is at rank #14,981, tagged as anum, pronounced /tre/.

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 16243, this pair ranks #55,349 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of tom vs tre

Shared letters: t. Private to "tom": mo. Private to "tre": er.

"tom" · 3 letters · shape CVC  ·  "tre" · 3 letters · shape CCV

Frequently Asked Questions

Is swapping "tom" for "tre" ever safe?
No - they are not even the same part of speech. "tom" is a noun and "tre" a num, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "tom" or "tre"?
"tom" is the more common of the two: it sits at frequency rank #1,262 in our Portuguese list, against #14,981 for "tre". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "tom" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tre" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #55,349 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "tom" and "tre" also get mixed up with nearby pairs, the highest-scored neighbour is "tre vs trema". Nearby pair

Confusion rank #55,349 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