septimus

adj

The verdict

“septimus” is uncommon French (frequency #95,320 among 6,032 “S” headwords), classed as an adjective. The kind of spelling people second-guess.

#95,320
frequency rank, French
6,032
“S” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Septième.

Corpus desk

Index FR-septimus · septimus · French

septimus · rank #95,320 · 0 variants · 0 confusables

  • FREQ-RARE #95,320
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 6,032
  • PHOTO-FINISH serna

Nearest frequency peer: serna (+1 rank slots)

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.

Rangs de longue queue près de « septimus »

Bande clairsemée: les barres inversent le rang pour que le rare se lise plus court

corpus weight

What this shows Vue de longue queue: où « septimus » se situe face à des rangs français aussi rares.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for septimus
PropertyValue
Headwordseptimus
LanguageFrench
Part of speechAdjective
Letters8
Frequency rank#95,320
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « septimus » en français

De gauche à droite: le peu qui porte la parole quotidienne, puis la longue queue quasi invisible.septimustombe dans cette queue de rareté:

#1#100#1K#10K#100K
← used constantlyrarely used →

L'échelle est logarithmique (chaque tic ≈ 10× plus rare). Voisins rares de la même bande: « serna » (#95,321), « semons » (#95,318), « Serrières » (#95,322). Parmi 6,032 lemmes en « S », « septimus » est au #95,320. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

septimus is uncommon French at frequency #95,320 among 6,032 “S” headwords, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Septième.".

septimus has no tracked misspelling variants, suggesting the orthography follows predictable French patterns. It is not paired with a close-neighbour confusable in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Our source data has no etymology on file for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct French form is septimus, spelled S-E-P-T-I-M-U-S.

Definition

  1. 1
    Septième.

Recorded use

Wiktionary examples

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

  1. mense septumo
  2. septimus decimus (septimusdecimus)

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "septimus"?
"septimus" is spelled S-E-P-T-I-M-U-S.
What does "septimus" mean?
As an adjective, "septimus" means: Septième.
What language does "septimus" come from?
"septimus" is a French 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.

Similar French words by spelling shape

Same letter count and similar misspelling depth for "septimus", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 8 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list