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Synonyms

underneath

American  
[uhn-der-neeth, -neeth] / ˌʌn dərˈniθ, -ˈnið /

preposition

  1. below the surface or level of; directly or vertically beneath; at or on the bottom of.

  2. under the control of; in a lower position in a hierarchy of authority.

    Underneath the department heads are the junior executives.

  3. hidden, disguised, or misrepresented, as by a false appearance or pretense.

    Underneath his bluster is a timid nature.


adverb

  1. below; at a lower level or position; on the underside.

adjective

  1. lower; situated below or under.

noun

  1. the bottom; underside; lowest part.

underneath British  
/ ˌʌndəˈniːθ /

preposition

  1. under; beneath

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

adjective

  1. lower

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a lower part, surface, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of underneath

before 900; Middle English undernethe, Old English underneothan. See under, beneath


Vocabulary lists containing underneath

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

To do so, Tesla engineering VP Lars Moravy said the Roadster uses “a fan suction system” underneath to increase grip and downforce.

From The Wall Street Journal ● Oct. 16, 2026

Comments streamed in underneath urging the player to keep his head up.

From BBC ● Oct. 15, 2026

“But the market underneath the hood has still been affected by interest rates.”

From MarketWatch ● Oct. 14, 2026

A multinational study found that people taking these drugs were more than four times as likely to report nail detachment, a condition in which the nail separates from the skin underneath it.

From Science Daily ● Oct. 12, 2026

I grabbed his sleeve, feeling the long bones of his arm underneath.

From "Nory Ryan’s Song" by Patricia Reilly Giff

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