deludedvsdilutedTell them apart

Which to use

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

#23,801
“deluded” frequency rank
#15,601
“diluted” frequency rank
39402
confusion score

Side-by-Side Comparison

Feature deluded diluted
Definition Being affected by delusions. That has had something added in order to dilute it.

Letter map: deluded vs diluted

Shared letters muted; letters that set deluded and diluted apart highlighted. Shared run: 5. deluded and diluted follow the identical consonant-vowel pattern (CVCVCVC). Same shape at a glance is often the real trap, independent of shared letters.

7 ch
deluded
7 ch
diluted

Corpus notes: deluded and diluted

deluded and diluted are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 39402, derived from the frequency rank of both members and their visual similarity.

deluded is recorded at frequency rank #23,801, classified as anadj, pronounced /dɪˈluːdɪd/. diluted is at rank #15,601, tagged as anadj.

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 39402, this pair ranks #277,068 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of deluded vs diluted

Shared letters: delu. Private to "deluded": -. Private to "diluted": it.

"deluded" · 7 letters · shape CVCVCVC  ·  "diluted" · 7 letters · shape CVCVCVC

Known mistypes of this pair

  • deluded ← ddeluded · deldued · delluded · deludde · deludded · deludedd · deluedd · deulded
  • diluted ← ddiluted · dilluted · diltued · diluetd · dilutde · dilutedd · dilutted · diulted

Frequently Asked Questions

Can "deluded" and "diluted" be used interchangeably?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "deluded" vs "diluted" - which ranks higher?
"diluted" is the more common of the two: it sits at frequency rank #15,601 in our English list, against #23,801 for "deluded". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "deluded" and "diluted". Here's where to go from here.

  • Full dictionary entry for "deluded" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "diluted" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #277,068 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "deluded" and "diluted" also get mixed up with nearby pairs, the highest-scored neighbour is "deluded vs delved". 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 #277,068 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