expeditionary

adj

"expeditionary" is a 13-letter English headword indexed on PlainSpell.

The verdict

“expeditionary” is a moderately-common English word, ranked #33,643 in English word frequency and used as an adjective.

#33,643
frequency rank, English
13
letters
19
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Of or pertaining to an expedition.

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Key facts for expeditionary
PropertyValue
Headwordexpeditionary
LanguageEnglish
Part of speechAdjective
Letters13
Frequency rank#33,643
Misspellings tracked19
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “expeditionary” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). expeditionary lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for expeditionary is 13 letters long, classified as an adjective. Corpus data places it at rank #33,643 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 19 likely wrong-spelling variants for expeditionary, with forms such as "epxeditionary", "exepditionary", and "expdeitionary". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From expedition + -ary. Root origin matters for spelling because borrowed morphemes (Greek, Latin, Old French, Old English) carry their source-language orthographic conventions into modern English, which is why historical etymology is often the cleanest predictor of whether a cluster like "-ough", "-eau", or "-tion" will appear. For readers arriving here from a spelling check, the authoritative guidance is: the correct English form is expeditionary, spelled E-X-P-E-D-I-T-I-O-N-A-R-Y, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.

Definition

  1. 1
    Of or pertaining to an expedition.
  2. 2
    Intended for military operations abroad.

Etymology

From expedition + -ary.

Common misspellings

Also misspelled as: epxeditionary,exepditionary,expdeitionary,expedditionary,expediitonary,expeditinoary,expeditioanry,expeditionarry,expeditionaryy,expeditionayr,expeditionnary,expeditionray,expeditoinary,expedittionary,expedtiionary,expeidtionary,exppeditionary,exxpeditionary,xepeditionary

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of expeditionary - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

epxeditionary2exepditionary2expdeitionary2expedditionary1expediitonary2expeditinoary2expeditioanry2expeditionarry1
Edit distance from "expeditionary"

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.

Cite this page

Free to reuse with attribution (CC BY-SA). Copy the citation:

PlainSpell, “expeditionary, English word data” (May 6, 2026). Derived from Wiktionary (kaikki.org, CC BY-SA) and an open word-frequency list. https://plainspell.com/en/word/expeditionary

Frequently Asked Questions

How do you spell "expeditionary"?
"expeditionary" is spelled E-X-P-E-D-I-T-I-O-N-A-R-Y.
What does "expeditionary" mean?
As an adjective, "expeditionary" means: Of or pertaining to an expedition.
What are common misspellings of "expeditionary"?
Common misspellings include "epxeditionary", "exepditionary", "expdeitionary", "expedditionary", "expediitonary". The correct spelling is "expeditionary".
What is the origin of the word "expeditionary"?
From expedition + -ary. 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 “expeditionary”

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

  • The one correct English spelling is E-X-P-E-D-I-T-I-O-N-A-R-Y - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Nearby English words

Other entries that begin with the letter E in our English index:

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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