ICDvsickWhat's the difference?

Quick tell: ICD is a abbrev, ick is a pronoun, so they fill different roles in a sentence.

Which to use

“ICD” is an abbrev and “ick” is a pronoun - they look or sound alike but fill different roles in a sentence.

#36,988
“ICD” frequency rank
#16,183
“ick” frequency rank
53171
confusion score

Side-by-Side Comparison

Feature ICD ick
Definition von der WHO herausgegebene „Internationale statistische Klassifikation der Krankheiten und verwandter Gesundheitsprobleme“ unbetontes „ich“

Where the eye mixes ICD and ick

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

3 ch
ICD
3 ch
ick

Why the eye confuses ICD with ick

These two trip readers on the page rather than in the ear: ICD is [iːtseːˈdeː] while ick is [ɪk]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - d in “ICD” becomes k in “ick”, and the parts of speech differ too (abbrev vs pronoun), which is usually the fastest check. Our composite confusion score for this pair is 53171, derived from the frequency rank of both members and their visual similarity.

ICD is recorded at frequency rank #36,988, classified as anabbrev, pronounced [iːtseːˈdeː]. ick is at rank #16,183, tagged as apron, pronounced [ɪk].

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 53171, this pair ranks #1,068,443 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ICD vs ick

Shared letters: ci. Private to "ICD": d. Private to "ick": k.

"ICD" · 3 letters · shape VCC  ·  "ick" · 3 letters · shape VCC

Frequently Asked Questions

Is swapping "ICD" for "ick" ever safe?
No - they are not even the same part of speech. "ICD" is an abbrev and "ick" a pronoun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "ICD" vs "ick" - which ranks higher?
"ick" is the more common of the two: it sits at frequency rank #16,183 in our German list, against #36,988 for "ICD". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "ICD" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ick" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,068,443 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "ICD" and "ick" also get mixed up with nearby pairs, the highest-scored neighbour is "ICD vs IMs". Nearby pair

Confusion rank #1,068,443 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list