shyvsskyWhat's the difference?

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

Which to use

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

#5,551
“shy” frequency rank
#1,968
“sky” frequency rank
7519
confusion score

Side-by-Side Comparison

Feature shy sky
Definition Easily frightened; timid. The atmosphere above a given point, especially as visible from the surface of the Earth as the place where the sun, moon, stars, and clouds are seen.

Where the eye mixes shy and sky

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

3 ch
shy
3 ch
sky

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: shy is /ʃaɪ/ while sky is /skaɪ/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - h in “shy” becomes k in “sky”, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 7519, derived from the frequency rank of both members and their visual similarity.

shy is recorded at frequency rank #5,551, classified as anadj, pronounced /ʃaɪ/. sky is at rank #1,968, tagged as anoun, pronounced /skaɪ/.

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 7519, this pair ranks #506,767 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of shy vs sky

Shared letters: sy. Private to "shy": h. Private to "sky": k.

"shy" · 3 letters · shape CCV  ·  "sky" · 3 letters · shape CCV

Frequently Asked Questions

Can "shy" and "sky" be used interchangeably?
No - they are not even the same part of speech. "shy" is an adjective and "sky" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "shy" or "sky"?
"sky" is the more common of the two: it sits at frequency rank #1,968 in our English list, against #5,551 for "shy". 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 "shy" and "sky". Here's where to go from here.

  • Full dictionary entry for "shy" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sky" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #506,767 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "shy" and "sky" also get mixed up with nearby pairs, the highest-scored neighbour is "shy vs Sif". Nearby pair

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

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

Source: FrequencyWords open word-frequency list