spikyvsspinyWhich spelling fits?

Which to use

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

#39,582
“spiky” frequency rank
#45,095
“spiny” frequency rank
84677
confusion score

Side-by-Side Comparison

Feature spiky spiny
Definition Of a plant: producing spikes (“ears (as of corn); inflorescences in which sessile flowers are arranged on unbranched elongated axes”). Covered in spines or thorns.

Where the eye mixes spiky and spiny

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. spiky and spiny follow the identical consonant-vowel pattern (CCVCV). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
spiky
5 ch
spiny

Visual trap between spiky and spiny

A purely visual mix-up. spiky (/ˈspaɪki/) 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 a single letter - k in “spiky” becomes n in “spiny”. Our composite confusion score for this pair is 84677, derived from the frequency rank of both members and their visual similarity.

spiky is recorded at frequency rank #39,582, classified as anadj, pronounced /ˈspaɪki/. 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 84677, this pair ranks #11,666 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of spiky vs spiny

Shared letters: ipsy. Private to "spiky": k. Private to "spiny": n.

"spiky" · 5 letters · shape CCVCV  ·  "spiny" · 5 letters · shape CCVCV

Known mistypes of this pair

  • spiky ← psiky · sipky · spikky · spikyy · spiyk · spkiy · sppiky · sspiky
  • spiny ← psiny · sipny · spinny · spinyy · spiyn · spniy · sppiny · sspiny

Frequently Asked Questions

Do "spiky" and "spiny" mean the same thing in a sentence?
No. They are said differently (/ˈspaɪki/ versus /ˈspaɪni/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "spiky" or "spiny"?
"spiky" is the more common of the two: it sits at frequency rank #39,582 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.

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 "spiky" 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 #11,666 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "spiky" 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 #11,666 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