world-war-ii
Definition, pronunciation, etymology, and usage for the English word. Free spelling reference powered by Wiktionary.
Detailed reference entry for the English word "world-war-ii", 12-letters, with pronunciation in International Phonetic Alphabet notation, etymology traced through Germanic and Romance roots where applicable, common misspelling variants catalogued from Wiktionary, and usage frequency ranked against an open word-frequency list covering the top 100,000 English words. PlainSpell covers English, Spanish, Portuguese, French, and German spelling with confusable-pair detection that highlights visually and phonetically similar words. This entry for "world-war-ii" includes synonyms, antonyms, homophones, and cross-language translation pointers sourced from Wiktionary via the kaikki.org extract. Whether you are verifying the correct spelling of "world-war-ii" for academic writing, checking homophone confusion, or exploring etymological origins, this page provides a citation-backed, free reference that requires no sign-up.
The verdict
“World War II” is outside the top-ranked English vocabulary, used as a proper noun - the kind of word writers most often double-check.
- Unranked
- below top-frequency English
- 12
- letters
Dominant Wiktionary sense: The war from 1939 to 1945 of the Allied forces, including the United Kingdom, the Soviet Union, the United States, France, and China, against the Axis Powers, including Germany, Italy, and Japan.
Compare similar words
See how World War II compares against similar English words.
Browse all word comparisons →| Property | Value |
|---|---|
| Headword | World War II |
| Language | English |
| Part of speech | Proper noun |
| IPA | /ˌwɜː(ɹ)ld ˌwɔː(ɹ)ˈtuː/ |
| Letters | 12 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “World War II” sits in English frequency
Spelling & Dictionary Insight
The English entry for World War II is 12 letters long, classified as a proper noun, and transcribed in the International Phonetic Alphabet as /ˌwɜː(ɹ)ld ˌwɔː(ɹ)ˈtuː/. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "The war from 1939 to 1945 of the Allied forces, including the United Kingdom, the Soviet Union, the United States, France, and China, against the Axis Powers, including Germany, Italy, and Japan.".
No misspelling variants are generated for World War II in our index, suggesting the orthography follows predictable English patterns. 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 world war + two. The term was used for a hypothetical future war as early as 1819. It was first applied to the war in 1939-45 in an article in Time, dated September 11, 1939. 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 World War II, spelled W-O-R-L-D- -W-A-R- -I-I, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.
Definition
- 1The war from 1939 to 1945 of the Allied forces, including the United Kingdom, the Soviet Union, the United States, France, and China, against the Axis Powers, including Germany, Italy, and Japan.
Etymology
From world war + two. The term was used for a hypothetical future war as early as 1819. It was first applied to the war in 1939-45 in an article in Time, dated September 11, 1939.
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.
Cite this page
Free to reuse with attribution (CC BY-SA). Copy the citation:
PlainSpell, “World War II, 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/world-war-ii
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Using “World War II”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is W-O-R-L-D- -W-A-R- -I-I - every other letter order is a misspelling in standard orthography.
- Say it as /ˌwɜː(ɹ)ld ˌwɔː(ɹ)ˈtuː/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Nearby English words
Other entries that begin with the letter W in our English index: