Spelling.School · How to spell

How to spell underwater

hear itun·der·wa·ter/,əndə'woʊrtər/adverbPrefixes and work

What it means: Beneath the surface of the water.

In a sentence: The fish swim happily underwater in the ocean.

The part people get wrong

Often misspelled as under water or underwatter.

Same family: waterproof, waterfall, undersea, submarine, underwatering. If you can spell one, the shared part carries to the others.

Where it comes from: The word "underwater" is formed from the Old English word "under" (meaning "beneath") and "water," which has Germanic roots. As a compound adjective, it became especially common in the 19th and 20th centuries with the development of diving and submarine technology.

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