adversasvsadversosTell them apart

Quick tell: adversas is a verb, adversos is an adjective, so they fill different roles in a sentence.

Which to use

“adversas” is a verb and “adversos” is an adjective - they look or sound alike but fill different roles in a sentence.

#22,248
“adversas” frequency rank
#19,021
“adversos” frequency rank
41269
confusion score

Side-by-Side Comparison

Feature adversas adversos
Definition Segunda persona del singular (tú) del presente de indicativo de adversar. Forma del masculino plural de adverso.

Where the eye mixes adversas and adversos

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. adversas and adversos follow the identical consonant-vowel pattern (VCCVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

8 ch
adversas
8 ch
adversos

Look-alike desk: adversas vs adversos

These two trip readers on the page rather than in the ear: adversas is [að̞ˈβ̞eɾsas] while adversos is [að̞ˈβ̞eɾsos]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - a in “adversas” becomes o in “adversos”, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 41269, derived from the frequency rank of both members and their visual similarity.

adversas is recorded at frequency rank #22,248, classified as averb, pronounced [að̞ˈβ̞eɾsas]. adversos is at rank #19,021, tagged as anadj, pronounced [að̞ˈβ̞eɾsos].

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 41269, this pair ranks #154,579 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of adversas vs adversos

Shared letters: adersv. Private to "adversas": -. Private to "adversos": o.

"adversas" · 8 letters · shape VCCVCCVC  ·  "adversos" · 8 letters · shape VCCVCCVC

Known mistypes of this pair

  • adversas ← adbersas · addversas · adevrsas · adverass · adverrsas · adversass · adverssa · adverssas
  • adversos ← adbersos · addversos · adevrsos · adveross · adverrsos · adversoss · adversso · adverssos

Frequently Asked Questions

Can "adversas" and "adversos" be used interchangeably?
No - they are not even the same part of speech. "adversas" is a verb and "adversos" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "adversas" or "adversos" show up more?
"adversos" is the more common of the two: it sits at frequency rank #19,021 in our Spanish list, against #22,248 for "adversas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "adversas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "adversos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #154,579 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "adversas" and "adversos" also get mixed up with nearby pairs, the highest-scored neighbour is "adversos vs anverso". 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 #154,579 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list