tandisvstendusTell them apart

Quick tell: tandis is a adverb, tendus is an adjective, so they fill different roles in a sentence.

Which to use

“tandis” is an adverb and “tendus” is an adjective - they look or sound alike but fill different roles in a sentence.

#912
“tandis” frequency rank
#20,293
“tendus” frequency rank
21205
confusion score

Side-by-Side Comparison

Feature tandis tendus
Definition Pendant ce temps. Masculin pluriel de tendu.

Where the eye mixes tandis and tendus

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
tandis
6 ch
tendus

Visual trap between tandis and tendus

These two trip readers on the page rather than in the ear: tandis is \tɑ̃.di\ while tendus is \tɑ̃.dy\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adverb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 21205, derived from the frequency rank of both members and their visual similarity.

tandis is recorded at frequency rank #912, classified as anadv, pronounced \tɑ̃.di\. tendus is at rank #20,293, tagged as anadj, pronounced \tɑ̃.dy\.

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 21205, this pair ranks #364,358 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of tandis vs tendus

Shared letters: dnst. Private to "tandis": ai. Private to "tendus": eu.

"tandis" · 6 letters · shape CVCCVC  ·  "tendus" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • tandisatndis · tadnis · tanddis · tandiss · tandsi · tanids · tanndis · tnadis
  • tendusetndus · tednus · tenddus · tendsu · tenduss · tenndus · tenuds · tnedus

Frequently Asked Questions

Is swapping "tandis" for "tendus" ever safe?
No - they are not even the same part of speech. "tandis" is an adverb and "tendus" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "tandis" or "tendus"?
"tandis" is the more common of the two: it sits at frequency rank #912 in our French list, against #20,293 for "tendus". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "tandis" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tendus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #364,358 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "tandis" and "tendus" also get mixed up with nearby pairs, the highest-scored neighbour is "tender vs tendus". 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 #364,358 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