tanvstmaWhich spelling fits?

Quick tell: tan is a symbol, tma is a noun, so they fill different roles in a sentence.

Which to use

“tan” is a symbol and “tma” is a noun - they look or sound alike but fill different roles in a sentence.

#16,493
“tan” frequency rank
#48,830
“tma” frequency rank
65323
confusion score

Side-by-Side Comparison

Feature tan tma
Definition Tangente. Obscurité, ténèbres.

Letter map: tan vs tma

Shared letters muted; letters that set tan and tma apart highlighted. Shared run: 2.

3 ch
tan
3 ch
tma

Role in the sentence - tan and tma

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: tan is asymbol and tmaanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 65323, derived from the frequency rank of both members and their visual similarity.

tan is recorded at frequency rank #16,493, classified as asymbol. tma is at rank #48,830, tagged as anoun, pronounced \tma\.

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 65323, this pair ranks #72,883 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of tan vs tma

Shared letters: at. Private to "tan": n. Private to "tma": m.

"tan" · 3 letters · shape CVC  ·  "tma" · 3 letters · shape CCV

Frequently Asked Questions

Can "tan" and "tma" be used interchangeably?
No - they are not even the same part of speech. "tan" is a symbol and "tma" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "tan" or "tma" show up more?
"tan" is the more common of the two: it sits at frequency rank #16,493 in our French list, against #48,830 for "tma". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "tan" vs "tma" is on the table, pick a follow-up below.

  • Full dictionary entry for "tan" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tma" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #72,883 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "tan" and "tma" also get mixed up with nearby pairs, the highest-scored neighbour is "tif vs tma". Nearby pair

Confusion rank #72,883 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