T3vstosWhat's the difference?

Which to use

“T3” and “tos” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#23,705
“T3” frequency rank
#48,234
“tos” frequency rank
71939
confusion score

Side-by-Side Comparison

Feature T3 tos
Definition Troisième trimestre : juillet, août et septembre. Élève de première année à l’École polytechnique.

Where the eye mixes T3 and tos

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

2 ch
T3
3 ch
tos

Look-alike desk: T3 vs tos

A purely visual mix-up. T3 (\te.tʁwa\) and tos (\tos\) 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 1 letter(s) in length. Our composite confusion score for this pair is 71939, derived from the frequency rank of both members and their visual similarity.

T3 is recorded at frequency rank #23,705, classified as anoun, pronounced \te.tʁwa\. tos is at rank #48,234, tagged as anoun, pronounced \tos\.

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 71939, this pair ranks #45,752 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of T3 vs tos

Shared letters: t. Private to "T3": -. Private to "tos": os.

"T3" · 1 letters · shape C  ·  "tos" · 3 letters · shape CVC

Frequently Asked Questions

Do "T3" and "tos" mean the same thing in a sentence?
No. They are said differently (\te.tʁwa\ versus \tos\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "T3" or "tos"?
"T3" is the more common of the two: it sits at frequency rank #23,705 in our French list, against #48,234 for "tos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "T3" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #45,752 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "T3" and "tos" also get mixed up with nearby pairs, the highest-scored neighbour is "tif vs tos". Nearby pair

Confusion rank #45,752 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