dys-
/dɪs/
"dys" is a 3-letter English headword indexed on PlainSpell.
The verdict
“dys-” is uncommon English (outside the top frequency list), classed as a prefix. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 4
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - difficult
Corpus desk
Index EN-dys · dys- · English
dys- · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MID 4 letters
- VOW-1 1 vowel
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "D" 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.
| Property | Value |
|---|---|
| Headword | dys- |
| Language | English |
| Part of speech | Prefix |
| IPA | /dɪs/ |
| Letters | 4 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “dys-” in English
Rare enough to double-check
dys- is uncommon English outside the top frequency list, classed as aprefix, transcribed /dɪs/. Rarity is why readers land here mid-draft. 11 senses are on record.
Our edit-distance generator produced no likely misspellings for dys-, since its letter pattern doesn't lend itself to common typo substitutions. No confusable counterpart is on file for this word, which typically means the spelling is too distinctive to be mistaken for another word.
Etymologically, the entry records: From New Latin dys-, from Ancient Greek δυσ- (dus-, “hard, difficult, bad”). Often confused with the etymologically unrelated prefix dis-. The correct English form is dys-, spelled D-Y-S--.
Definition
- 1difficult
- 2bad
- 3bad
- 4bad
- 5bad
- 6bad
- 7abnormal
- 8to fail
- 9inability, unable
- 10malady, disease
- 11not
Recorded use
Wiktionary examplesThese source excerpts show how dys- appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
dyschezia, dysacusis, dysbasia, dyslexia, dyscopia
dysphoria, dystopia
Etymology
From New Latin dys-, from Ancient Greek δυσ- (dus-, “hard, difficult, bad”). Often confused with the etymologically unrelated prefix dis-.
Synonyms
Antonyms
This word in other languages
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.