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View synonyms for

underlie

[uhn-der-lahy]

verb (used with object)

underlay, underlain, underlying. 
  1. to lie under or beneath; be situated under.

  2. to be at the basis of; form the foundation of.

  3. Grammar.to function as the root morpheme or original or basic form of (a derived form).

    The form “boy” underlies “boyish.”

  4. Finance.to be primary to another right or security.



underlie

/ ˌʌԻəˈɪ /

verb

  1. to lie or be placed under or beneath

  2. to be the foundation, cause, or basis of

    careful planning underlies all our decisions

  3. finance to take priority over (another claim, liability, mortgage, etc)

    a first mortgage underlies a second

  4. to be the root or stem from which (a word) is derived

    "happy" underlies "happiest"

“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
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Other Word Forms

  • ˈܲԻˌ noun
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Word History and Origins

Origin of underlie1

before 900; Middle English underlyen (v.), Old English underlicgan. See under-, lie 2
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Example Sentences

Examples have not been reviewed.

We also see an increase in heat-related health problems which can lead to an increase in excess deaths in those with underlying health conditions.

From

In my recent conversation with Fishkin, I focused mainly on his results rather than on the underlying academic arguments — which are addressed at length in his book.

From

A structural engineers report from December 2024 said the tower was "stable" but it concluded the "underlying structure will worsen over time" because of "significant damage caused by the fire".

From

He added he would like to see more funding for mental health support because "it's a cause of a lot of the underlying problems that we're seeing."

From

At the same time, however, Bush sought to address some of the underlying issues — the racist history of the LAPD, chief among them — that festered for decades before exploding into molten rage.

From

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