duplum

noun

The verdict

“duplum” is outside the top-ranked German vocabulary, used as a noun - the kind of word writers most often double-check.

Unranked
below top-frequency German
6
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - das Doppelte, doppelte Summe

Key facts for duplum
PropertyValue
Headwordduplum
LanguageGerman
Part of speechNoun
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “duplum” sits in German frequency

duplum falls outside the top-100,000 ranked German 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.

Spelling & Dictionary Insight

The German entry for duplum is 6 letters long, classified as a noun. 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: "das Doppelte, doppelte Summe".

Zero misspellings are on record for duplum in our index, since its letter sequence doesn't invite the usual edit-distance slips. Our dataset records no confusable match here, which typically means the spelling is too distinctive to be mistaken for another word.

No documented word history exists for this headword, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct German form is duplum, spelled D-U-P-L-U-M.

Definition

  1. 1
    das Doppelte, doppelte Summe

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 "duplum"?
"duplum" is spelled D-U-P-L-U-M.
What does "duplum" mean?
As a noun, "duplum" means: das Doppelte, doppelte Summe
What language does "duplum" come from?
"duplum" is a German word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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.

Using “duplum”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct German spelling is D-U-P-L-U-M - every other letter order is a misspelling in standard orthography.
  • Browse more German words and confusable pairs in the same reference. German 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.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list