thunkvstonkConfusable pair

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

Which to use

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

#47,382
“thunk” frequency rank
#47,387
“tonk” frequency rank
94769
confusion score

Side-by-Side Comparison

Feature thunk tonk
Definition past participle of think An illegal immigrant of any country.

Letter map: thunk vs tonk

Shared letters muted; letters that set thunk and tonk apart highlighted. Shared run: 3. thunk runs 5 letters (CCVCC) against tonk's 4 (CVCC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
thunk
4 ch
tonk

Role in the sentence - thunk and tonk

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: thunk is averb and tonkanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 94769, derived from the frequency rank of both members and their visual similarity.

thunk is recorded at frequency rank #47,382, classified as averb, pronounced /θʌŋk/. 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 94769, this pair ranks #1,247 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of thunk vs tonk

Shared letters: knt. Private to "thunk": hu. Private to "tonk": o.

"thunk" · 5 letters · shape CCVCC  ·  "tonk" · 4 letters · shape CVCC

Known mistypes of this pair

  • thunk ← htunk · thhunk · thnuk · thukn · thunkk · thunnk · tthunk · tuhnk
  • tonk ← otnk · tnok · tokn · tonkk · tonnk · ttonk

Frequently Asked Questions

Is swapping "thunk" for "tonk" ever safe?
No - they are not even the same part of speech. "thunk" is a verb and "tonk" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "thunk" or "tonk"?
"thunk" is the more common of the two: it sits at frequency rank #47,382 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

You've compared "thunk" and "tonk". Here's where to go from here.

  • Full dictionary entry for "thunk" 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 #1,247 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "thunk" 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 #1,247 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