abavsathTell them apart

Quick tell: aba is a noun, ath is an article, so they fill different roles in a sentence.

Which to use

“aba” is a noun and “ath” is an article - they look or sound alike but fill different roles in a sentence.

#48,886
“aba” frequency rank
#31,830
“ath” frequency rank
80716
confusion score

Side-by-Side Comparison

Feature aba ath
Definition Manteau de laine en usage en Turquie et dans l’ancienne Perse. Contraction de la préposition a et de l'article défini eth.

Where the eye mixes aba and ath

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

3 ch
aba
3 ch
ath

Visual trap between aba and ath

These two trip readers on the page rather than in the ear: aba is \a.ba\ while ath is \at\. 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 (noun vs article), which is usually the fastest check. Our composite confusion score for this pair is 80716, derived from the frequency rank of both members and their visual similarity.

aba is recorded at frequency rank #48,886, classified as anoun, pronounced \a.ba\. ath is at rank #31,830, tagged as anarticle, pronounced \at\.

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 80716, this pair ranks #20,320 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of aba vs ath

Shared letters: a. Private to "aba": b. Private to "ath": ht.

"aba" · 3 letters · shape VCV  ·  "ath" · 3 letters · shape VCC

Frequently Asked Questions

Is swapping "aba" for "ath" ever safe?
No - they are not even the same part of speech. "aba" is a noun and "ath" an article, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "aba" or "ath"?
"ath" is the more common of the two: it sits at frequency rank #31,830 in our French list, against #48,886 for "aba". 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 "aba" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ath" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #20,320 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "aba" and "ath" also get mixed up with nearby pairs, the highest-scored neighbour is "aba vs aur". Nearby pair

Confusion rank #20,320 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