indecorous

adj

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

The verdict

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

Unranked
below top-frequency English
10
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Improper, immodest, or indecent.

Corpus desk

Index EN-indecorous · indecorous · English

indecorous · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 10 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "I" 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 indecorous
PropertyValue
Headwordindecorous
LanguageEnglish
Part of speechAdjective
Letters10
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “indecorous” in English

indecoroussits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

indecorous is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Improper, immodest, or indecent.".

The misspelling generator found no plausible variants for indecorous, typically a sign the spelling maps closely to how the word sounds. We don't track a confusable pairing for this entry, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: By surface analysis, in- + decorous; or, Latin indecōrus. The correct English form is indecorous, spelled I-N-D-E-C-O-R-O-U-S.

Definition

  1. 1
    Improper, immodest, or indecent.

Recorded use

Wiktionary example

These source excerpts show how indecorous appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Fact is that papers being locked away for 50-plus years is indecorous.

Etymology

By surface analysis, in- + decorous; or, Latin indecōrus.

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.

Frequently Asked Questions

How do you spell "indecorous"?
"indecorous" is spelled I-N-D-E-C-O-R-O-U-S.
What does "indecorous" mean?
As an adjective, "indecorous" means: Improper, immodest, or indecent.
What is the origin of the word "indecorous"?
By surface analysis, in- + decorous; or, Latin indecōrus. 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