Which to use
“radiactivos” and “radioactivo” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #42,648
- “radiactivos” frequency rank
- #40,495
- “radioactivo” frequency rank
- 83143
- confusion score
Side-by-Side Comparison
| Feature | radiactivos | radioactivo |
|---|---|---|
| Definition | Forma del masculino plural de radiactivo. | Variante de radiactivo. |
Where the eye mixes radiactivos and radioactivo
Muted = shared; highlighted = the visual trap. They share 10 letters in sequence. radiactivos (CVCVVCCVCVC) and radioactivo (CVCVVVCCVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: radiactivos vs radioactivo
A purely visual mix-up. radiactivos ([rað̞jakˈt̪iβ̞os]) and radioactivo ([rað̞joakˈt̪iβ̞o]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 7 positions. Our composite confusion score for this pair is 83143, derived from the frequency rank of both members and their visual similarity.
radiactivos is recorded at frequency rank #42,648, classified as anadj, pronounced [rað̞jakˈt̪iβ̞os]. radioactivo is at rank #40,495, tagged as anadj, pronounced [rað̞joakˈt̪iβ̞o].
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 83143, this pair ranks #8,434 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of radiactivos vs radioactivo
Shared letters: acdiortv. Private to "radiactivos": s. Private to "radioactivo": -.
"radiactivos" · 11 letters · shape CVCVVCCVCVC · "radioactivo" · 11 letters · shape CVCVVVCCVCV
Known mistypes of this pair
- radiactivos ← ardiactivos · radaictivos · raddiactivos · radiacctivos · radiacitvos · radiactibos · radiactiovs · radiactivoss
- radioactivo ← ardioactivo · raddioactivo · radiaoctivo · radioacctivo · radioacitvo · radioactibo · radioactiov · radioactivvo
Frequently Asked Questions
Do "radiactivos" and "radioactivo" mean the same thing in a sentence?
Frequency check: "radiactivos" vs "radioactivo" - which ranks higher?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "radiactivos" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "radioactivo" - compare definitions side by side with the headword page. Word entry
- This pair ranks #8,434 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "radiactivos" and "radioactivo" also get mixed up with nearby pairs, the highest-scored neighbour is "radiactiva vs radiactivos". 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 #8,434 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.