waterworld

noun

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

The verdict

“waterworld” is uncommon English (frequency #80,106 among 12,113 “W” headwords), classed as a noun. The kind of spelling people second-guess.

#80,106
frequency rank, English
12,113
“W” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A planet or other large environment that is dominated by water.

Key facts for waterworld
PropertyValue
Headwordwaterworld
LanguageEnglish
Part of speechNoun
Letters10
Frequency rank#80,106
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “waterworld” 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). waterworld lands here:

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

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

Rare enough to double-check

waterworld is uncommon English at frequency #80,106 among 12,113 “W” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A planet or other large environment that is dominated by water.".

waterworld has no tracked misspelling variants, a straightforward case of a spelling with little room for common typos. Our dataset records no confusable match here, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From water + world. The correct English form is waterworld, spelled W-A-T-E-R-W-O-R-L-D.

Definition

  1. 1
    A planet or other large environment that is dominated by water.

Etymology

From water + world.

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 "waterworld"?
"waterworld" is spelled W-A-T-E-R-W-O-R-L-D.
What does "waterworld" mean?
As a noun, "waterworld" means: A planet or other large environment that is dominated by water.
What is the origin of the word "waterworld"?
From water + world. 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 “waterworld”

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

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

Other uncommon English words near this rank

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