checkingvsclockingTell them apart

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

Which to use

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

#3,413
“checking” frequency rank
#33,986
“clocking” frequency rank
37399
confusion score

Side-by-Side Comparison

Feature checking clocking
Definition present participle and gerund of check A time measurement made according to a clock.

Letter map: checking vs clocking

Shared letters muted; letters that set checking and clocking apart highlighted. Shared run: 6.

8 ch
checking
8 ch
clocking

Role in the sentence - checking and clocking

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: checking is averb and clockinganoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 37399, derived from the frequency rank of both members and their visual similarity.

checking is recorded at frequency rank #3,413, classified as averb, pronounced /ˈt͡ʃɛkɪŋ/. clocking is at rank #33,986, 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 37399, this pair ranks #294,894 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of checking vs clocking

Shared letters: cgikn. Private to "checking": eh. Private to "clocking": lo.

"checking" · 8 letters · shape CCVCCVCC  ·  "clocking" · 8 letters · shape CCVCCVCC

Known mistypes of this pair

  • checkingcchecking · cehcking · chceking · checcking · checikng · checkign · checkingg · checkinng
  • clockingcclocking · clcoking · cllocking · cloccking · clocikng · clockign · clockingg · clockinng

Frequently Asked Questions

Is swapping "checking" for "clocking" ever safe?
No - they are not even the same part of speech. "checking" is a verb and "clocking" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "checking" or "clocking" show up more?
"checking" is the more common of the two: it sits at frequency rank #3,413 in our English list, against #33,986 for "clocking". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "checking" and "clocking".

  • Full dictionary entry for "checking" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "clocking" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #294,894 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "checking" and "clocking" also get mixed up with nearby pairs, the highest-scored neighbour is "clocking 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 #294,894 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