chuggingvscloggingConfusable pair

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

Which to use

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

#36,074
“chugging” frequency rank
#32,326
“clogging” frequency rank
68400
confusion score

Side-by-Side Comparison

Feature chugging clogging
Definition present participle and gerund of chug The situation of something being clogged.

Letter map: chugging vs clogging

Shared letters muted; letters that set chugging and clogging apart highlighted. Shared run: 6.

8 ch
chugging
8 ch
clogging

Part-of-speech tell for chugging / clogging

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: chugging is averb and clogginganoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 68400, derived from the frequency rank of both members and their visual similarity.

chugging is recorded at frequency rank #36,074, classified as averb, pronounced /ˈt͡ʃʌɡɪŋ/. clogging is at rank #32,326, 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 68400, this pair ranks #59,037 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of chugging vs clogging

Shared letters: cgin. Private to "chugging": hu. Private to "clogging": lo.

"chugging" · 8 letters · shape CCVCCVCC  ·  "clogging" · 8 letters · shape CCVCCVCC

Known mistypes of this pair

  • chuggingcchugging · chguging · chhugging · chuggign · chuggingg · chugginng · chuggnig · chugigng
  • cloggingcclogging · clgoging · cllogging · cloggign · cloggingg · clogginng · cloggnig · clogigng

Frequently Asked Questions

Is swapping "chugging" for "clogging" ever safe?
No - they are not even the same part of speech. "chugging" is a verb and "clogging" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "chugging" or "clogging" show up more?
"clogging" is the more common of the two: it sits at frequency rank #32,326 in our English list, against #36,074 for "chugging". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "chugging" and "clogging". Here's where to go from here.

  • Full dictionary entry for "chugging" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "clogging" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #59,037 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "chugging" and "clogging" also get mixed up with nearby pairs, the highest-scored neighbour is "clogging vs clouding". 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 #59,037 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