tockvstonkWhich spelling fits?

Which to use

“tock” and “tonk” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#39,613
“tock” frequency rank
#47,387
“tonk” frequency rank
87000
confusion score

Side-by-Side Comparison

Feature tock tonk
Definition A clicking sound similar to one made by the hands of a clock. An illegal immigrant of any country.

Letter map: tock vs tonk

Shared letters muted; letters that set tock and tonk apart highlighted. Shared run: 3. tock and tonk follow the identical consonant-vowel pattern (CVCC). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
tock
4 ch
tonk

Corpus notes: tock and tonk

tock and tonk 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 differ by a single letter - c in “tock” becomes n in “tonk”. Our composite confusion score for this pair is 87000, derived from the frequency rank of both members and their visual similarity.

tock is recorded at frequency rank #39,613, classified as anoun, pronounced /tɑk/. tonk is at rank #47,387, 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 87000, this pair ranks #8,202 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of tock vs tonk

Shared letters: kot. Private to "tock": c. Private to "tonk": n.

"tock" · 4 letters · shape CVCC  ·  "tonk" · 4 letters · shape CVCC

Known mistypes of this pair

  • tock ← otck · tcok · tocck · tockk · tokc · ttock
  • tonk ← otnk · tnok · tokn · tonkk · tonnk · ttonk

Frequently Asked Questions

Is swapping "tock" for "tonk" ever safe?
No. They differ by a single letter - c in “tock” becomes n in “tonk”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "tock" vs "tonk" - which ranks higher?
"tock" is the more common of the two: it sits at frequency rank #39,613 in our English list, against #47,387 for "tonk". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "tock" and "tonk".

  • Full dictionary entry for "tock" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tonk" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #8,202 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "tock" and "tonk" also get mixed up with nearby pairs, the highest-scored neighbour is "tonk vs Toth". 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 #8,202 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