Which to use
“seco” is an adjective and “semi” is a verb - they look or sound alike but fill different roles in a sentence.
- #4,763
- “seco” frequency rank
- #4,431
- “semi” frequency rank
- 9194
- confusion score
Side-by-Side Comparison
| Feature | seco | semi |
|---|---|---|
| Definition | sem água ou humidade; enxuto; árido | semear, plantar |
Where the eye mixes seco and semi
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Look-alike desk: seco vs semi
These two trip readers on the page rather than in the ear: seco is /ˈse.ku/ while semi is /ˈsɛ.mi/.. 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 (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 9194, derived from the frequency rank of both members and their visual similarity.
seco is recorded at frequency rank #4,763, classified as anadj, pronounced /ˈse.ku/. semi is at rank #4,431, tagged as averb, pronounced /ˈsɛ.mi/..
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 9194, this pair ranks #64,322 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of seco vs semi
Shared letters: es. Private to "seco": co. Private to "semi": im.
"seco" · 4 letters · shape CVCV · "semi" · 4 letters · shape CVCV
Known mistypes of this pair
Frequently Asked Questions
Can "seco" and "semi" be used interchangeably?
Which is more common, "seco" or "semi"?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "seco" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "semi" - compare definitions side by side with the headword page. Word entry
- This pair ranks #64,322 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "seco" and "semi" also get mixed up with nearby pairs, the highest-scored neighbour is "seco vs sueño". 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 #64,322 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.