surface

nouns

the outer boundary of an artifact or a material layer constituting or resembling such a boundary
"there is a special cleaner for these surfaces"; "the cloth had a pattern of red dots on a white surface"
is a type of (narrower)
a man-made object taken as a whole
the extended two-dimensional outer boundary of a three-dimensional object
"they skimmed over the surface of the water"; "a brush small enough to clean every dental surface"; "the sun has no distinct surface"
is a type of (narrower)
the line or plane indicating the limit or extent of something
the outermost level of the land or sea
"earthquakes originate far below the surface"; "three quarters of the Earth's surface is covered by water"
is derived from
a superficial aspect as opposed to the real nature of something
"it was not what it appeared to be on the surface"
is a type of (narrower)
a distinct feature or element in a problem
"he studied every facet of the question"
information that has become public
"all the reports were out in the open"; "the facts had been brought to the surface"
a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight

verbs

come to the surface
is derived from
put a coat on; cover the surface of; furnish with a surface
"coat the cake with chocolate"
appear or become visible; make a showing
"She turned up at the funeral"; "I hope the list key is going to surface again"

adjectives

on the surface
"surface materials of the moon"
antonym
antonym
is similar to
on or above the surface of the ground
"aboveground nuclear testing"; "surface instruments for detecting oil deposits"; "surface transportation"
is similar to
constructed at ground level
"grade-constructed accesses to the freeway"
is similar to
(of mines and mining) worked from the exposed surface
"opencast mining"; "an opencut iron mine"