huivshumTell them apart

Quick tell: hui is a adverb, hum is an intj, so they fill different roles in a sentence.

Which to use

“hui” is an adverb and “hum” is an intj - they look or sound alike but fill different roles in a sentence.

#41,055
“hui” frequency rank
#7,922
“hum” frequency rank
48977
confusion score

Side-by-Side Comparison

Feature hui hum
Definition hoje (com realização com alongamento da vogal nasal) expressa dúvida, receio, inquietação, reticência

Letter map: hui vs hum

Shared letters muted; letters that set hui and hum apart highlighted. Shared run: 2. hui (CVV) and hum (CVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

3 ch
hui
3 ch
hum

Role in the sentence - hui and hum

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: hui is anadverb and humanintj. On the page they differ by a single letter - i in “hui” becomes m in “hum”. Our composite confusion score for this pair is 48977, derived from the frequency rank of both members and their visual similarity.

hui is recorded at frequency rank #41,055, classified as anadv. hum is at rank #7,922, tagged as anintj, pronounced /ˈũ/.

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 48977, this pair ranks #16,119 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of hui vs hum

Shared letters: hu. Private to "hui": i. Private to "hum": m.

"hui" · 3 letters · shape CVV  ·  "hum" · 3 letters · shape CVC

Frequently Asked Questions

Can "hui" and "hum" be used interchangeably?
No - they are not even the same part of speech. "hui" is an adverb and "hum" an intj, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "hui" or "hum"?
"hum" is the more common of the two: it sits at frequency rank #7,922 in our Portuguese list, against #41,055 for "hui". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "hui" and "hum". Here's where to go from here.

  • Full dictionary entry for "hui" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "hum" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #16,119 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "hui" and "hum" also get mixed up with nearby pairs, the highest-scored neighbour is "hui vs Hut". Nearby pair

Confusion rank #16,119 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