spavssupraWhat's the difference?

Quick tell: spa is a noun, supra is an adverb, so they fill different roles in a sentence.

Which to use

“spa” is a noun and “supra” is an adverb - they look or sound alike but fill different roles in a sentence.

#7,611
“spa” frequency rank
#26,272
“supra” frequency rank
33883
confusion score

Side-by-Side Comparison

Feature spa supra
Definition A health resort near a mineral spring or hot spring. Used to indicate that the current citation is from a source cited earlier in the text.

Letter map: spa vs supra

Shared letters muted; letters that set spa and supra apart highlighted. Shared run: 3.

3 ch
spa
5 ch
supra

Role in the sentence - spa and supra

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: spa is anoun and supraanadverb. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 33883, derived from the frequency rank of both members and their visual similarity.

spa is recorded at frequency rank #7,611, classified as anoun, pronounced /ˈspɑː/. supra is at rank #26,272, tagged as anadv.

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 33883, this pair ranks #325,546 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of spa vs supra

Shared letters: aps. Private to "spa": -. Private to "supra": ru.

"spa" · 3 letters · shape CCV  ·  "supra" · 5 letters · shape CVCCV

Known mistypes of this pair

  • supraspura · ssupra · supar · suppra · suprra · surpa · uspra

Frequently Asked Questions

Do "spa" and "supra" mean the same thing in a sentence?
No - they are not even the same part of speech. "spa" is a noun and "supra" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "spa" or "supra"?
"spa" is the more common of the two: it sits at frequency rank #7,611 in our English list, against #26,272 for "supra". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "spa" and "supra". Here's where to go from here.

  • Full dictionary entry for "spa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "supra" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #325,546 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "spa" and "supra" also get mixed up with nearby pairs, the highest-scored neighbour is "supra vs sura". 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 #325,546 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