skinnyvsspinyWhich spelling fits?

Which to use

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

#7,285
“skinny” frequency rank
#45,095
“spiny” frequency rank
52380
confusion score

Side-by-Side Comparison

Feature skinny spiny
Definition Thin, generally in a negative sense (as opposed to slim, which is thin in a positive sense). Covered in spines or thorns.

Where the eye mixes skinny and spiny

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. skinny runs 6 letters (CCVCCV) against spiny's 5 (CCVCV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
skinny
5 ch
spiny

Visual trap between skinny and spiny

A purely visual mix-up. skinny (/ˈskɪni/) and spiny (/ˈspaɪni/) 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 52380, derived from the frequency rank of both members and their visual similarity.

skinny is recorded at frequency rank #7,285, classified as anadj, pronounced /ˈskɪni/. spiny is at rank #45,095, tagged as anadj, pronounced /ˈspaɪni/.

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 52380, this pair ranks #157,532 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of skinny vs spiny

Shared letters: insy. Private to "skinny": k. Private to "spiny": p.

"skinny" · 6 letters · shape CCVCCV  ·  "spiny" · 5 letters · shape CCVCV

Known mistypes of this pair

  • skinny ← ksinny · siknny · skinnyy · skiny · skinyn · skkinny · skniny · sskinny
  • spiny ← psiny · sipny · spinny · spinyy · spiyn · spniy · sppiny · sspiny

Frequently Asked Questions

Can "skinny" and "spiny" be used interchangeably?
No. They are said differently (/ˈskɪni/ versus /ˈspaɪni/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "skinny" or "spiny"?
"skinny" is the more common of the two: it sits at frequency rank #7,285 in our English list, against #45,095 for "spiny". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "skinny" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "spiny" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #157,532 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "skinny" and "spiny" also get mixed up with nearby pairs, the highest-scored neighbour is "spiny vs spongy". 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 #157,532 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