spavsspyWhat's the difference?

Which to use

“spa” and “spy” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#15,233
“spa” frequency rank
#48,092
“spy” frequency rank
63325
confusion score

Side-by-Side Comparison

Feature spa spy
Definition Grafía alternativa de espá. Espía.

Where the eye mixes spa and spy

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. spa and spy follow the identical consonant-vowel pattern (CCV). Same shape at a glance is often the real trap, independent of shared letters.

3 ch
spa
3 ch
spy

Visual trap between spa and spy

A purely visual mix-up. spa ([esˈpa]) and spy (/spaɪ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - a in “spa” becomes y in “spy”. Our composite confusion score for this pair is 63325, derived from the frequency rank of both members and their visual similarity.

spa is recorded at frequency rank #15,233, classified as anoun, pronounced [esˈpa]. spy is at rank #48,092, tagged as anoun, pronounced /spaɪ/.

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 63325, this pair ranks #49,109 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of spa vs spy

Shared letters: ps. Private to "spa": a. Private to "spy": y.

"spa" · 3 letters · shape CCV  ·  "spy" · 3 letters · shape CCV

Frequently Asked Questions

Is swapping "spa" for "spy" ever safe?
No. They are said differently ([esˈpa] versus /spaɪ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "spa" vs "spy" - which ranks higher?
"spa" is the more common of the two: it sits at frequency rank #15,233 in our Spanish list, against #48,092 for "spy". 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 "spa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "spy" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #49,109 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "spa" and "spy" also get mixed up with nearby pairs, the highest-scored neighbour is "sei vs spy". Nearby pair

Confusion rank #49,109 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list