ICQvsissTell them apart

Quick tell: ICQ is a abbrev, iss is a verb, so they fill different roles in a sentence.

Which to use

“ICQ” is an abbrev and “iss” is a verb - they look or sound alike but fill different roles in a sentence.

#48,240
“ICQ” frequency rank
#6,551
“iss” frequency rank
54791
confusion score

Side-by-Side Comparison

Feature ICQ iss
Definition ein Instant-Messenger-Dienst 2. Person Singular Imperativ des Verbs essen

Where the eye mixes ICQ and iss

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
ICQ
3 ch
iss

Visual trap between ICQ and iss

These two trip readers on the page rather than in the ear: ICQ is [ˌaɪsiːˈkɪ̯uː] while iss is [ɪs]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (abbrev vs verb), which is usually the fastest check. Our composite confusion score for this pair is 54791, derived from the frequency rank of both members and their visual similarity.

ICQ is recorded at frequency rank #48,240, classified as anabbrev, pronounced [ˌaɪsiːˈkɪ̯uː]. iss is at rank #6,551, tagged as averb, pronounced [ɪs].

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 54791, this pair ranks #1,004,908 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ICQ vs iss

Shared letters: i. Private to "ICQ": cq. Private to "iss": s.

"ICQ" · 3 letters · shape VCC  ·  "iss" · 3 letters · shape VCC

Frequently Asked Questions

Do "ICQ" and "iss" mean the same thing in a sentence?
No - they are not even the same part of speech. "ICQ" is an abbrev and "iss" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "ICQ" vs "iss" - which ranks higher?
"iss" is the more common of the two: it sits at frequency rank #6,551 in our German list, against #48,240 for "ICQ". 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 "ICQ" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "iss" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,004,908 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "ICQ" and "iss" also get mixed up with nearby pairs, the highest-scored neighbour is "ICQ vs IMs". Nearby pair

Confusion rank #1,004,908 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