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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:

“Our second-quarter results were defined by a fuel spike outside our control – but underneath it, this company is executing better than ever,” Chief Executive Officer Ben Minicucci said.

From The Wall Street Journal Jul. 21, 2026

The goal of Tinker is to allow a developer sitting at a laptop to customize and train large industrial AI models without having to worry about the supercomputing infrastructure underneath.

From The Wall Street Journal Jul. 15, 2026

Here is what the ad is actually selling, underneath the flags and the engines and the whole arsenal of American noise: masculinity as a thing you can purchase and perform.

From Salon Jul. 15, 2026

The technology typically involves installing devices underneath each solar panel, and each device and its connections pose a risk of failure, which could spark a fire, the report found.

From Los Angeles Times Jul. 10, 2026

Even with the camper underneath it, the tree was only a few inches off the ground.

From "Earthquake Terror" by Peg Kehret

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