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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.

Lower sea levels reduced pressure on the bedrock beneath Antarctic ice shelves, allowing the land underneath to slowly rise upward.

From Science Daily • May 29, 2026

But what does shopping your values even mean when the system underneath is invisible?

From Salon • May 27, 2026

But the economics underneath are becoming harder to ignore.

From Barron's • May 26, 2026

The roof pillars and rear deck—the tonneau, if we’re being pedantic—rise as one piece, clearing a space underneath for the roof panel to slip into.

From The Wall Street Journal • May 23, 2026

The ice buckled underneath the snowmobile, and Owen and George froze as a thin layer of water pooled at their feet.

From "Two Degrees" by Alan Gratz

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