adversaryvsadversityWhich spelling fits?

Which to use

“adversary” and “adversity” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#19,752
“adversary” frequency rank
#17,532
“adversity” frequency rank
37284
confusion score

Side-by-Side Comparison

Feature adversary adversity
Definition An opponent or rival. The state of adverse conditions; state of misfortune or calamity.

Where the eye mixes adversary and adversity

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

9 ch
adversary
9 ch
adversity

Why the eye confuses adversary with adversity

A purely visual mix-up. adversary (/ˈæd.və.sɛɹi/) and adversity (/ædˈvɜː.sɪ.ti/) 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 2 positions. Our composite confusion score for this pair is 37284, derived from the frequency rank of both members and their visual similarity.

adversary is recorded at frequency rank #19,752, classified as anoun, pronounced /ˈæd.və.sɛɹi/. adversity is at rank #17,532, tagged as anoun, pronounced /ædˈvɜː.sɪ.ti/.

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 37284, this pair ranks #295,899 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of adversary vs adversity

Shared letters: adersvy. Private to "adversary": -. Private to "adversity": it.

"adversary" · 9 letters · shape VCCVCCVCV  ·  "adversity" · 9 letters · shape VCCVCCVCV

Known mistypes of this pair

  • adversary ← addversary · adevrsary · adverasry · adverrsary · adversarry · adversaryy · adversayr · adversray
  • adversity ← addversity · adevrsity · adveristy · adverrsity · adversitty · adversityy · adversiyt · adverssity

Frequently Asked Questions

Do "adversary" and "adversity" mean the same thing in a sentence?
No. They are said differently (/ˈæd.və.sɛɹi/ versus /ædˈvɜː.sɪ.ti/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "adversary" or "adversity"?
"adversity" is the more common of the two: it sits at frequency rank #17,532 in our English list, against #19,752 for "adversary". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "adversary" and "adversity" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "adversary" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "adversity" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #295,899 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "adversary" and "adversity" also get mixed up with nearby pairs, the highest-scored neighbour is "adversary vs adversely". 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 #295,899 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list