soyavsspyTell them apart

Which to use

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

#40,026
“soya” frequency rank
#4,799
“spy” frequency rank
44825
confusion score

Side-by-Side Comparison

Feature soya spy
Definition Alternative form of soy. A person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage).

Where the eye mixes soya and spy

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

4 ch
soya
3 ch
spy

Visual trap between soya and spy

A purely visual mix-up. soya (/ˈsɔɪ.ə/) 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 1 letter(s) in length. Our composite confusion score for this pair is 44825, derived from the frequency rank of both members and their visual similarity.

soya is recorded at frequency rank #40,026, classified as anoun, pronounced /ˈsɔɪ.ə/. spy is at rank #4,799, 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 44825, this pair ranks #226,965 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of soya vs spy

Shared letters: sy. Private to "soya": ao. Private to "spy": p.

"soya" · 4 letters · shape CVVV  ·  "spy" · 3 letters · shape CCV

Known mistypes of this pair

  • soyaosya · soay · soyya · ssoya · syoa

Frequently Asked Questions

Is swapping "soya" for "spy" ever safe?
No. They are said differently (/ˈsɔɪ.ə/ versus /spaɪ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "soya" vs "spy" - which ranks higher?
"spy" is the more common of the two: it sits at frequency rank #4,799 in our English list, against #40,026 for "soya". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "soya" and "spy" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "soya" 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 #226,965 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "soya" and "spy" also get mixed up with nearby pairs, the highest-scored neighbour is "soya 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 #226,965 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