thrillervstillerWhich spelling fits?

Which to use

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

#8,219
“thriller” frequency rank
#31,004
“tiller” frequency rank
39223
confusion score

Side-by-Side Comparison

Feature thriller tiller
Definition Something that thrills. A person who tills; a farmer.

Where the eye mixes thriller and tiller

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. thriller runs 8 letters (CCCVCCVC) against tiller's 6 (CVCCVC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
thriller
6 ch
tiller

Why the eye confuses thriller with tiller

A purely visual mix-up. thriller (/ˈθɹɪ.lə/) and tiller (/ˈtɪlə/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 39223, derived from the frequency rank of both members and their visual similarity.

thriller is recorded at frequency rank #8,219, classified as anoun, pronounced /ˈθɹɪ.lə/. tiller is at rank #31,004, tagged as anoun, pronounced /ˈtɪlə/.

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 39223, this pair ranks #278,657 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of thriller vs tiller

Shared letters: eilrt. Private to "thriller": h. Private to "tiller": -.

"thriller" · 8 letters · shape CCCVCCVC  ·  "tiller" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • thriller ← htriller · thhriller · thirller · thrilelr · thriler · thrillerr · thrillre · thrliler
  • tiller ← itller · tilelr · tiler · tillerr · tillre · tliler · ttiller

Frequently Asked Questions

Do "thriller" and "tiller" mean the same thing in a sentence?
No. They are said differently (/ˈθɹɪ.lə/ versus /ˈtɪlə/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "thriller" or "tiller"?
"thriller" is the more common of the two: it sits at frequency rank #8,219 in our English list, against #31,004 for "tiller". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "thriller" and "tiller" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "thriller" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tiller" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #278,657 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "thriller" and "tiller" also get mixed up with nearby pairs, the highest-scored neighbour is "Tigger vs tiller". 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 #278,657 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