thatvstwaWhich spelling fits?

Quick tell: that is a conjunction, twa is an adjective, so they fill different roles in a sentence.

Which to use

“that” is a conjunction and “twa” is an adjective - they look or sound alike but fill different roles in a sentence.

#5,506
“that” frequency rank
#47,664
“twa” frequency rank
53170
confusion score

Side-by-Side Comparison

Feature that twa
Definition Que. Relatif au peuple Twa, groupe social rwandais et burundais, pygmée.

Where the eye mixes that and twa

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
that
3 ch
twa

Visual trap between that and twa

These two trip readers on the page rather than in the ear: that is \ðət\ while twa is \twa\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (conjunction vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 53170, derived from the frequency rank of both members and their visual similarity.

that is recorded at frequency rank #5,506, classified as aconj, pronounced \ðət\. twa is at rank #47,664, tagged as anadj, pronounced \twa\.

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 53170, this pair ranks #142,588 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of that vs twa

Shared letters: at. Private to "that": h. Private to "twa": w.

"that" · 4 letters · shape CCVC  ·  "twa" · 3 letters · shape CCV

Known mistypes of this pair

  • thathtat · taht · thatt · thhat · thta · tthat

Frequently Asked Questions

Can "that" and "twa" be used interchangeably?
No - they are not even the same part of speech. "that" is a conjunction and "twa" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "that" or "twa" show up more?
"that" is the more common of the two: it sits at frequency rank #5,506 in our French list, against #47,664 for "twa". 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 "that" and "twa" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "that" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "twa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #142,588 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "that" and "twa" also get mixed up with nearby pairs, the highest-scored neighbour is "tif vs twa". 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 #142,588 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list