skyvssoyWhich spelling fits?

Quick tell: sky is a noun, soy is a verb, so they fill different roles in a sentence.

Which to use

“sky” is a noun and “soy” is a verb - they look or sound alike but fill different roles in a sentence.

#12,058
“sky” frequency rank
#134
“soy” frequency rank
12192
confusion score

Side-by-Side Comparison

Feature sky soy
Definition Nube. Primera persona del singular (yo) del presente de indicativo de ser.

Where the eye mixes sky and soy

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

3 ch
sky
3 ch
soy

Visual trap between sky and soy

These two trip readers on the page rather than in the ear: sky is [sgyːʔ] while soy is [ˈsoj]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - k in “sky” becomes o in “soy”, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 12192, derived from the frequency rank of both members and their visual similarity.

sky is recorded at frequency rank #12,058, classified as anoun, pronounced [sgyːʔ]. soy is at rank #134, tagged as averb, pronounced [ˈsoj].

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 12192, this pair ranks #292,407 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of sky vs soy

Shared letters: sy. Private to "sky": k. Private to "soy": o.

"sky" · 3 letters · shape CCV  ·  "soy" · 3 letters · shape CVV

Frequently Asked Questions

Do "sky" and "soy" mean the same thing in a sentence?
No - they are not even the same part of speech. "sky" is a noun and "soy" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "sky" or "soy" show up more?
"soy" is the more common of the two: it sits at frequency rank #134 in our Spanish list, against #12,058 for "sky". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "sky" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "soy" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #292,407 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "sky" and "soy" also get mixed up with nearby pairs, the highest-scored neighbour is "sky vs spy". Nearby pair

Confusion rank #292,407 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