Which to use
“lagging” is an adjective and “logging” is a verb - they look or sound alike but fill different roles in a sentence.
- #22,134
- “lagging” frequency rank
- #10,232
- “logging” frequency rank
- 32366
- confusion score
Side-by-Side Comparison
| Feature | lagging | logging |
|---|---|---|
| Definition | falling behind, not keeping up the pace | present participle and gerund of log |
Letter map: lagging vs logging
Shared letters muted; letters that set lagging and logging apart highlighted. Shared run: 6.
Grammar separator: lagging vs logging
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: lagging is anadjective and loggingaverb. On the page they differ by a single letter - a in “lagging” becomes o in “logging”. Our composite confusion score for this pair is 32366, derived from the frequency rank of both members and their visual similarity.
lagging is recorded at frequency rank #22,134, classified as anadj. logging is at rank #10,232, tagged as averb, pronounced /lɒɡ.ɪŋ/.
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 32366, this pair ranks #338,390 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of lagging vs logging
Shared letters: giln. Private to "lagging": a. Private to "logging": o.
"lagging" · 7 letters · shape CVCCVCC · "logging" · 7 letters · shape CVCCVCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "lagging" for "logging" ever safe?
Frequency check: "lagging" vs "logging" - which ranks higher?
What to do next
You've compared "lagging" and "logging". Here's where to go from here.
- Full dictionary entry for "lagging" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "logging" - compare definitions side by side with the headword page. Word entry
- This pair ranks #338,390 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "lagging" and "logging" also get mixed up with nearby pairs, the highest-scored neighbour is "lagging vs lugging". 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 #338,390 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.