seçãovssérioWhat's the difference?

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

Which to use

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

#2,496
“seção” frequency rank
#544
“sério” frequency rank
3040
confusion score

Side-by-Side Comparison

Feature seção sério
Definition subdivisão de um capítulo, obra, tratado ou estudo que demonstra profundo pensar

Where the spellings diverge

Shared letters are muted; the letters that actually set seção and sério apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

5 ch
seção
5 ch
sério

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: seção is anoun and sérioanadjective. On the page they share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 3040, derived from the frequency rank of both members and their visual similarity.

seção is recorded at frequency rank #2,496, classified as anoun. sério is at rank #544, tagged as anadj, pronounced /ˈsɛ.ɾju/.

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 3040, this pair ranks #72,176 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of seção vs sério

Shared letters: os. Private to "seção": eãç. Private to "sério": iré.

"seção" · 5 letters · shape CVCVV  ·  "sério" · 5 letters · shape CVCVV

Frequency comparison

seção#2,496
sério#544

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "seção" and "sério" be used interchangeably?
No - they are not even the same part of speech. "seção" is a noun and "sério" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "seção" or "sério"?
"sério" is the more common of the two: it sits at frequency rank #544 in our Portuguese list, against #2,496 for "seção". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering seção vs sério

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “seção”; for an adjective, it's “sério”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “seção” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list