Which to use
“festering” and “filtering” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #42,131
- “festering” frequency rank
- #13,717
- “filtering” frequency rank
- 55848
- confusion score
Side-by-Side Comparison
| Feature | festering | filtering |
|---|---|---|
| Definition | The condition of something that festers. | The process of passing something through a filter. |
Letter map: festering vs filtering
Shared letters muted; letters that set festering and filtering apart highlighted. Shared run: 7.
Pair insight - festering / filtering
festering and filtering 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 55848, derived from the frequency rank of both members and their visual similarity.
festering is recorded at frequency rank #42,131, classified as anoun. filtering is at rank #13,717, tagged as anoun.
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 55848, this pair ranks #130,520 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of festering vs filtering
Shared letters: efginrt. Private to "festering": s. Private to "filtering": l.
"festering" · 9 letters · shape CVCCVCVCC · "filtering" · 9 letters · shape CVCCVCVCC
Known mistypes of this pair
Frequently Asked Questions
Can "festering" and "filtering" be used interchangeably?
Frequency check: "festering" vs "filtering" - which ranks higher?
What to do next
You've compared "festering" and "filtering". Here's where to go from here.
- Full dictionary entry for "festering" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "filtering" - compare definitions side by side with the headword page. Word entry
- This pair ranks #130,520 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "festering" and "filtering" also get mixed up with nearby pairs, the highest-scored neighbour is "faltering vs festering". 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 #130,520 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.