9th

adj

"9th" is a 2-letter English headword indexed on PlainSpell.

The verdict

“9th” is a English headword at frequency #5,652, used as an adjective.

#5,652
frequency rank, English
3
letters

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

Corpus desk

Index EN-9th · 9th · English

9th · rank #5,652 · 0 variants · 0 confusables

  • FREQ-COMMON #5,652
  • LEN-MID 3 letters
  • VOW-0 0 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "9" thin
  • PHOTO-FINISH wrapped

Nearest frequency peer: wrapped (-1 rank slots)

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.

Frequency neighbourhood for “9th”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “9th” sits against the nearest ranked English headwords in the FrequencyWords band.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for 9th
PropertyValue
Headword9th
LanguageEnglish
Part of speechAdjective
Letters3
Frequency rank#5,652
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Rank mark for “9th” on the English frequency scale

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).9thlands here:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “wrapped” (#5,651), “aboard” (#5,653), “workshop” (#5,650). Source: FrequencyWords open word-frequency list.

Spelling & dictionary insight

The English entry for 9th is 3 letters long, classified as an adjective. Corpus data places it at rank #5,652 in overall English word frequency. The dominant gloss from Wiktionary reads: "Abbreviation of ninth.".

We couldn't generate a plausible misspelling set for 9th, a straightforward case of a spelling with little room for common typos. This headword has no recorded confusable partner, a sign it's visually distinctive enough not to be mixed up with another word.

This entry's etymology isn't recorded, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct English form is 9th, spelled 9-T-H.

Definition

  1. 1
    Abbreviation of ninth.

Recorded use

Wiktionary example

These source excerpts show how 9th appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. The Frankish monk Smaragdus, who wrote at the beginning of the 9th century […]

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); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "9th"?
"9th" is spelled 9-T-H.
What does "9th" mean?
As an adjective, "9th" means: Abbreviation of ninth.
What language does "9th" come from?
"9th" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 English words by spelling shape

Same letter count and similar misspelling depth for "9th", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 3 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list