ill-informed

adj

"ill-informed" is a 11-letter English headword indexed on PlainSpell.

The verdict

“ill-informed” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency English
12
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Poorly informed; ignorant.

Corpus desk

Index EN-ill-informed · ill-informed · English

ill-informed · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 12 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "I" thin
  • PHOTO-UNK Peer pending

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.

Key facts for ill-informed
PropertyValue
Headwordill-informed
LanguageEnglish
Part of speechAdjective
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “ill-informed” in English

ill-informedsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

ill-informed is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Poorly informed; ignorant.".

ill-informed has no tracked misspelling variants, since its letter pattern doesn't lend itself to common typo substitutions. Our dataset records no confusable match here, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Wiktionary doesn't record an etymology for this headword, 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 ill-informed, spelled I-L-L---I-N-F-O-R-M-E-D.

Definition

  1. 1
    Poorly informed; ignorant.

Recorded use

Wiktionary examples

These source excerpts show how ill-informed appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. the ill-informed decision to close the hospital
  2. The Southern Region takes, in the main, a candid line with its public. [...] An ill-informed attempt to blackguard the railway publicly is likely to see the complainant put politely—but very firmly—in his place.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "ill-informed"?
"ill-informed" is spelled I-L-L---I-N-F-O-R-M-E-D.
What does "ill-informed" mean?
As an adjective, "ill-informed" means: Poorly informed; ignorant.
What language does "ill-informed" come from?
"ill-informed" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

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

Source: FrequencyWords open word-frequency list