TaosvsThaisWhich spelling fits?

Quick tell: Taos is a adjective, Thais is a noun, so they fill different roles in a sentence.

Which to use

“Taos” is an adjective and “Thais” is a noun - they look or sound alike but fill different roles in a sentence.

#41,409
“Taos” frequency rank
#42,943
“Thais” frequency rank
84352
confusion score

Side-by-Side Comparison

Feature Taos Thais
Definition Of or pertaining to the Taos people or language. plural of Thai

Letter map: Taos vs Thais

Shared letters muted; letters that set Taos and Thais apart highlighted. Shared run: 3. Taos runs 4 letters (CVVC) against Thais's 5 (CCVVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
Taos
5 ch
Thais

Grammar separator: Taos vs Thais

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Taos is anadjective and Thaisanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 84352, derived from the frequency rank of both members and their visual similarity.

Taos is recorded at frequency rank #41,409, classified as anadj, pronounced /taʊs/. Thais is at rank #42,943, tagged as anoun.

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 84352, this pair ranks #12,229 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of Taos vs Thais

Shared letters: ast. Private to "Taos": o. Private to "Thais": hi.

"Taos" · 4 letters · shape CVVC  ·  "Thais" · 5 letters · shape CCVVC

Known mistypes of this pair

  • Taos ← atos · taoss · taso · toas · ttaos
  • Thais ← htais · tahis · thaiss · thasi · thhais · thias · tthais

Frequently Asked Questions

Do "Taos" and "Thais" mean the same thing in a sentence?
No - they are not even the same part of speech. "Taos" is an adjective and "Thais" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "Taos" or "Thais" show up more?
"Taos" is the more common of the two: it sits at frequency rank #41,409 in our English list, against #42,943 for "Thais". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "Taos" vs "Thais" is on the table, pick a follow-up below.

  • Full dictionary entry for "Taos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Thais" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #12,229 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Taos" and "Thais" also get mixed up with nearby pairs, the highest-scored neighbour is "Taf vs Taos". 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 #12,229 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list