Which to use
“downsize” is a verb and “downtime” is a noun - they look or sound alike but fill different roles in a sentence.
- #44,174
- “downsize” frequency rank
- #22,358
- “downtime” frequency rank
- 66532
- confusion score
Side-by-Side Comparison
| Feature | downsize | downtime |
|---|---|---|
| Definition | To reduce in size or number. | Time lost due to the failure of some system or machinery, such as a computer crash or power outage. |
Where the eye mixes downsize and downtime
Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. downsize and downtime follow the identical consonant-vowel pattern (CVCCCVCV). Same shape at a glance is often the real trap, independent of shared letters.
Why the eye confuses downsize with downtime
These two trip readers on the page rather than in the ear: downsize is /ˈdaʊnsaɪz/ while downtime is /ˈdaʊntaɪm/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 66532, derived from the frequency rank of both members and their visual similarity.
downsize is recorded at frequency rank #44,174, classified as averb, pronounced /ˈdaʊnsaɪz/. downtime is at rank #22,358, tagged as anoun, pronounced /ˈdaʊntaɪm/.
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 66532, this pair ranks #67,536 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of downsize vs downtime
Shared letters: deinow. Private to "downsize": sz. Private to "downtime": mt.
"downsize" · 8 letters · shape CVCCCVCV · "downtime" · 8 letters · shape CVCCCVCV
Known mistypes of this pair
Frequently Asked Questions
Do "downsize" and "downtime" mean the same thing in a sentence?
Which is more common, "downsize" or "downtime"?
After this comparison
Eye-level mix-up between "downsize" and "downtime" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "downsize" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "downtime" - compare definitions side by side with the headword page. Word entry
- This pair ranks #67,536 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "downsize" and "downtime" also get mixed up with nearby pairs, the highest-scored neighbour is "Downie vs downsize". 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 #67,536 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.