ickyvsiffyConfusable pair

Which to use

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

#38,895
“icky” frequency rank
#37,981
“iffy” frequency rank
76876
confusion score

Side-by-Side Comparison

Feature icky iffy
Definition Unpleasantly sticky; yucky; disgusting. Of dubious authenticity, legitimacy or legality.

Where the eye mixes icky and iffy

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

4 ch
icky
4 ch
iffy

Visual trap between icky and iffy

A purely visual mix-up. icky (/ˈɪki/) and iffy (/ˈɪfi/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 76876, derived from the frequency rank of both members and their visual similarity.

icky is recorded at frequency rank #38,895, classified as anadj, pronounced /ˈɪki/. iffy is at rank #37,981, tagged as anadj, pronounced /ˈɪfi/.

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 76876, this pair ranks #28,879 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of icky vs iffy

Shared letters: iy. Private to "icky": ck. Private to "iffy": f.

"icky" · 4 letters · shape VCCV  ·  "iffy" · 4 letters · shape VCCV

Known mistypes of this pair

  • ickyciky · iccky · ickky · ickyy · icyk · ikcy
  • iffyfify · iffyy · ify · ifyf

Frequently Asked Questions

Can "icky" and "iffy" be used interchangeably?
No. They are said differently (/ˈɪki/ versus /ˈɪfi/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "icky" or "iffy"?
"iffy" is the more common of the two: it sits at frequency rank #37,981 in our English list, against #38,895 for "icky". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "icky" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "iffy" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #28,879 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "icky" and "iffy" also get mixed up with nearby pairs, the highest-scored neighbour is "ICJ vs icky". 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 #28,879 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