trainvstroisTell them apart

Quick tell: train is a noun, trois is a num, so they fill different roles in a sentence.

Which to use

“train” is a noun and “trois” is a num - they look or sound alike but fill different roles in a sentence.

#19,420
“train” frequency rank
#44,292
“trois” frequency rank
63712
confusion score

Side-by-Side Comparison

Feature train trois
Definition Transportfahrzeug (mit oder ohne Waggons), das auf Schienen fährt drei

Letter map: train vs trois

Shared letters muted; letters that set train and trois apart highlighted. Shared run: 3.

5 ch
train
5 ch
trois

Part-of-speech tell for train / trois

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: train is anoun and troisanum. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 63712, derived from the frequency rank of both members and their visual similarity.

train is recorded at frequency rank #19,420, classified as anoun, pronounced […]. trois is at rank #44,292, tagged as anum, pronounced [tʁwɑ].

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 63712, this pair ranks #666,997 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of train vs trois

Shared letters: irt. Private to "train": an. Private to "trois": os.

"train" · 5 letters · shape CCVVC  ·  "trois" · 5 letters · shape CCVVC

Known mistypes of this pair

  • trainrtain · tarin · trainn · trani · trian · trrain · ttrain
  • troisrtois · toris · troiss · trosi · trrois · ttrois

Frequently Asked Questions

Can "train" and "trois" be used interchangeably?
No - they are not even the same part of speech. "train" is a noun and "trois" a num, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "train" or "trois" show up more?
"train" is the more common of the two: it sits at frequency rank #19,420 in our German list, against #44,292 for "trois". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "train" and "trois".

  • Full dictionary entry for "train" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "trois" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #666,997 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "train" and "trois" also get mixed up with nearby pairs, the highest-scored neighbour is "trees vs trois". 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 #666,997 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list