ICMP
"icmp" is a 4-letter English headword indexed on PlainSpell.
The verdict
“ICMP” is uncommon English (frequency #91,625 among 17,902 “I” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #91,625
- frequency rank, English
- 17,902
- “I” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Initialism of Internet Control Message Protocol.
Corpus desk
Index EN-icmp · ICMP · English
ICMP · rank #91,625 · 0 variants · 0 confusables
- FREQ-RARE #91,625
- LEN-MID 4 letters
- VOW-1 1 vowel
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 17,902
- PHOTO-FINISH hyperbola
Nearest frequency peer: hyperbola (-3 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Frequency neighbourhood for “ICMP”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- huckster
huckster
8,385 corpus weight
- humourous
humourous
8,383 corpus weight
- hyperbola
hyperbola
8,379 corpus weight
- ICMP
ICMP
8,376 corpus weight
- immunologic
immunologic
8,370 corpus weight
- incomprehen…
incomprehension
8,367 corpus weight
What this shows Bars show where “ICMP” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
| Property | Value |
|---|---|
| Headword | ICMP |
| Language | English |
| Part of speech | Proper noun |
| Letters | 4 |
| Frequency rank | #91,625 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “ICMP” sits in English frequency
Rare enough to double-check
ICMP is uncommon English at frequency #91,625 among 17,902 “I” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. 2 senses are on record.
No misspelling variants are generated for ICMP in our index, which points to an orthography that plays by predictable English rules. No close-neighbour confusable shows up for this headword in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.
No borrowing history is documented for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct English form is ICMP, spelled I-C-M-P.
Definition
- 1Initialism of Internet Control Message Protocol.
- 2Initialism of International Commission on Missing Persons.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "ICMP", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 4 letters (nearest by frequency rank).
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.