calamityvscapacityWhich spelling fits?

Which to use

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

#21,738
“calamity” frequency rank
#1,988
“capacity” frequency rank
23726
confusion score

Side-by-Side Comparison

Feature calamity capacity
Definition An event resulting in great loss. The ability to hold, receive, or absorb.

Where the eye mixes calamity and capacity

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. calamity and capacity follow the identical consonant-vowel pattern (CVCVCVCV). Same shape at a glance is often the real trap, independent of shared letters.

8 ch
calamity
8 ch
capacity

Look-alike desk: calamity vs capacity

A purely visual mix-up. calamity (/kəˈlæmɪti/) and capacity (/kəˈpæ.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 23726, derived from the frequency rank of both members and their visual similarity.

calamity is recorded at frequency rank #21,738, classified as anoun, pronounced /kəˈlæmɪti/. capacity is at rank #1,988, tagged as anoun, pronounced /kəˈpæ.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 23726, this pair ranks #407,197 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of calamity vs capacity

Shared letters: acity. Private to "calamity": lm. Private to "capacity": p.

"calamity" · 8 letters · shape CVCVCVCV  ·  "capacity" · 8 letters · shape CVCVCVCV

Known mistypes of this pair

  • calamity ← aclamity · caalmity · calaimty · calamitty · calamityy · calamiyt · calammity · calamtiy
  • capacity ← acpacity · caapcity · capaccity · capacitty · capacityy · capaciyt · capactiy · capaicty

Frequently Asked Questions

Is swapping "calamity" for "capacity" ever safe?
No. They are said differently (/kəˈlæmɪti/ versus /kəˈpæ.sɪ.ti/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "calamity" or "capacity"?
"capacity" is the more common of the two: it sits at frequency rank #1,988 in our English list, against #21,738 for "calamity". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "calamity" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "capacity" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #407,197 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "calamity" and "capacity" also get mixed up with nearby pairs, the highest-scored neighbour is "calamity vs clarity". 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 #407,197 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