increasedvsincreasesWhich spelling fits?

Quick tell: increased is a verb, increases is a noun, so they fill different roles in a sentence.

Which to use

“increased” is a verb and “increases” is a noun - they look or sound alike but fill different roles in a sentence.

#1,308
“increased” frequency rank
#3,239
“increases” frequency rank
4547
confusion score

Side-by-Side Comparison

Feature increased increases
Definition simple past and past participle of increase plural of increase

Where the eye mixes increased and increases

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. increased and increases follow the identical consonant-vowel pattern (VCCCVVCVC). Same shape at a glance is often the real trap, independent of shared letters.

9 ch
increased
9 ch
increases

Why the eye confuses increased with increases

These two trip readers on the page rather than in the ear: increased is /ɪnˈkɹiːst/ while increases is /ɪnˈkɹisɪz/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - d in “increased” becomes s in “increases”, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 4547, derived from the frequency rank of both members and their visual similarity.

increased is recorded at frequency rank #1,308, classified as averb, pronounced /ɪnˈkɹiːst/. increases is at rank #3,239, tagged as anoun, pronounced /ɪnˈkɹisɪz/.

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 4547, this pair ranks #518,560 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of increased vs increases

Shared letters: aceinrs. Private to "increased": d. Private to "increases": -.

"increased" · 9 letters · shape VCCCVVCVC  ·  "increases" · 9 letters · shape VCCCVVCVC

Known mistypes of this pair

  • increased ← icnreased · inccreased · incerased · incraesed · increaesd · increasde · increasedd · increassed
  • increases ← icnreases · inccreases · incerases · incraeses · increaess · increasess · increasses · incresaes

Frequently Asked Questions

Is swapping "increased" for "increases" ever safe?
No - they are not even the same part of speech. "increased" is a verb and "increases" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "increased" or "increases" show up more?
"increased" is the more common of the two: it sits at frequency rank #1,308 in our English list, against #3,239 for "increases". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "increased" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "increases" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #518,560 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "increased" and "increases" also get mixed up with nearby pairs, the highest-scored neighbour is "incensed vs increased". 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 #518,560 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