10-gon

noun

"10-gon" is a 3-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
6
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Synonym of decagon: A polygon with ten sides and ten angles.

Key facts for 10-gon
PropertyValue
Headword10-gon
LanguageEnglish
Part of speechNoun
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “10-gon” sits in English frequency

10-gon falls 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

10-gon is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Synonym of decagon: A polygon with ten sides and ten angles.".

10-gon has no tracked misspelling variants, since its letter pattern doesn't lend itself to common typo substitutions. We don't track a confusable pairing for this entry, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From 10 + -gon. The correct English form is 10-gon, spelled 1-0---G-O-N.

Definition

  1. 1
    Synonym of decagon: A polygon with ten sides and ten angles.

Etymology

From 10 + -gon.

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 "10-gon"?
"10-gon" is spelled 1-0---G-O-N.
What does "10-gon" mean?
As a noun, "10-gon" means: Synonym of decagon: A polygon with ten sides and ten angles.
What is the origin of the word "10-gon"?
From 10 + -gon. 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.

Using “10-gon”

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

  • The one correct English spelling is 1-0---G-O-N - 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.

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

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