-derm

suffix

"derm" is a 4-letter English headword indexed on PlainSpell.

The verdict

“-derm” is uncommon English (outside the top frequency list), classed as a suffix. The kind of spelling people second-guess.

Unranked
below top-frequency English
5
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - skin or covering

Corpus desk

Index EN-derm · -derm · English

-derm · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MID 5 letters
  • VOW-1 1 vowel
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "-" 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 -derm
PropertyValue
Headword-derm
LanguageEnglish
Part of speechSuffix
Letters5
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “-derm” in English

-dermfalls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Rare enough to double-check

-derm is uncommon English outside the top frequency list, classed as asuffix. Rarity is why readers land here mid-draft. Gloss: "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

  1. 1
    skin 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

How do you spell "-derm"?
"-derm" is spelled --D-E-R-M.
What does "-derm" mean?
As a suffix, "-derm" means: skin or covering
What is the origin of the word "-derm"?
From Ancient Greek δέρμα (dérma, “skin”). See the full etymology section above for more details.
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