secvsstepWhich spelling fits?

Quick tell: sec is a adjective, step is a noun, so they fill different roles in a sentence.

Which to use

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

#19,268
“sec” frequency rank
#16,178
“step” frequency rank
35446
confusion score

Side-by-Side Comparison

Feature sec step
Definition seco passo

Letter map: sec vs step

Shared letters muted; letters that set sec and step apart highlighted. Shared run: 2.

3 ch
sec
4 ch
step

Grammar separator: sec vs step

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sec is anadjective and stepanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 35446, derived from the frequency rank of both members and their visual similarity.

sec is recorded at frequency rank #19,268, classified as anadj, pronounced \sɛk\. step is at rank #16,178, tagged as anoun.

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 35446, this pair ranks #31,604 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sec vs step

Shared letters: es. Private to "sec": c. Private to "step": pt.

"sec" · 3 letters · shape CVC  ·  "step" · 4 letters · shape CCVC

Known mistypes of this pair

  • stepsetp · sstep · stepp · stpe · sttep · tsep

Frequently Asked Questions

Is swapping "sec" for "step" ever safe?
No - they are not even the same part of speech. "sec" is an adjective and "step" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "sec" vs "step" - which ranks higher?
"step" is the more common of the two: it sits at frequency rank #16,178 in our Portuguese list, against #19,268 for "sec". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "sec" vs "step" is on the table, pick a follow-up below.

  • Full dictionary entry for "sec" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "step" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #31,604 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "sec" and "step" also get mixed up with nearby pairs, the highest-scored neighbour is "Sau vs sec". 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 #31,604 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