-derm
"derm" is a 4-letter English headword indexed on PlainSpell.
The verdict
“-derm” is outside the top-ranked English vocabulary, used as a suffix - the kind of word writers most often double-check.
- Unranked
- below top-frequency English
- 5
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - skin or covering
| Property | Value |
|---|---|
| Headword | -derm |
| Language | English |
| Part of speech | Suffix |
| Letters | 5 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “-derm” sits in English frequency
Spelling & Dictionary Insight
The English entry for -derm is 5 letters long, classified as a suffix. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "skin or covering".
-derm has no tracked misspelling variants, since its letter sequence doesn't invite the usual edit-distance slips. Our dataset records no confusable match here, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: From Ancient Greek δέρμα (dérma, “skin”). The correct English form is -derm, spelled --D-E-R-M.
Definition
- 1skin or covering
Etymology
From Ancient Greek δέρμα (dérma, “skin”).
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
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Using “-derm”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is --D-E-R-M - every other letter order is a misspelling in standard orthography.
- Browse more English words and confusable pairs in the same reference. English words
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.