thenvsThomWhat's the difference?

Quick tell: then is a adverb, Thom is a name, so they fill different roles in a sentence.

Which to use

“then” is an adverb and “Thom” is a name - they look or sound alike but fill different roles in a sentence.

#23,392
“then” frequency rank
#39,071
“Thom” frequency rank
62463
confusion score

Side-by-Side Comparison

Feature then Thom
Definition (Adverbe conjonctif) Alors, dans ce cas, par conséquence. Nom de famille.

Where the eye mixes then and Thom

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

4 ch
then
4 ch
Thom

Visual trap between then and Thom

These two trip readers on the page rather than in the ear: then is \ˈðɛn\ while Thom is \tom\. 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 name), which is usually the fastest check. Our composite confusion score for this pair is 62463, derived from the frequency rank of both members and their visual similarity.

then is recorded at frequency rank #23,392, classified as anadv, pronounced \ˈðɛn\. Thom is at rank #39,071, tagged as aname, pronounced \tom\.

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 62463, this pair ranks #86,991 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of then vs Thom

Shared letters: ht. Private to "then": en. Private to "Thom": mo.

"then" · 4 letters · shape CCVC  ·  "Thom" · 4 letters · shape CCVC

Known mistypes of this pair

  • thenhten · tehn · thenn · thhen · thne · tthen
  • Thomhtom · thhom · thmo · thomm · tohm · tthom

Frequently Asked Questions

Do "then" and "Thom" mean the same thing in a sentence?
No - they are not even the same part of speech. "then" is an adverb and "Thom" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "then" or "Thom" show up more?
"then" is the more common of the two: it sits at frequency rank #23,392 in our French list, against #39,071 for "Thom". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "then" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Thom" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #86,991 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "then" and "Thom" also get mixed up with nearby pairs, the highest-scored neighbour is "Thom vs tos". 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 #86,991 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