WordMeaning
submarinea vessel that goes under the sea
subterraneanexisting or occurring below the surface of the Earth
submergeto put or sink below the surface of water
subordinatelower in rank or position
subscriptionan arrangement to receive something regularly
substitutea person or thing acting in place of another
substandardbelow the usual or required standard
subconsciousexisting in the mind but not fully aware
subdueto bring under control
subseta smaller group within a larger group
subtitletext displayed at the bottom of a screen, translating or explaining dialogue
subcontinenta large, distinguishable part of a continent
subsequentcoming after something in time
subheadinga secondary title or heading
subatomicsmaller than an atom
subzerobelow zero degrees temperature
subtextan underlying and often hidden meaning
subletto rent a property one is already renting
submissiveready to conform to the authority or will of others
subparbelow average
subcontractora person or company hired by a contractor to do part of the work
subculturea cultural group within a larger culture
subdivideto divide into smaller parts
subpoenaa legal document ordering someone to attend court
subsistto survive, especially at a basic level
subsideto become less intense or severe
subtractto take away
substitutea person or thing that takes the place of another
subsoilthe layer of soil beneath the topsoil
subhumanless than human
subdueto calm or control
subsidymoney given to support something financially
subspeciesa category below species
subculturea group with different beliefs from the mainstream
subservientoverly willing to obey others
subtropicalregions bordering the tropics
submarineunderwater vessel
submergego under water
subventiona grant of money
subornto bribe someone to lie
subheadinga title under the main heading
subventiona financial aid or grant
subeditoran editor who assists a senior editor
subcutaneousunder the skin
subnuclearsmaller than a nucleus
subordinatelower in importance
subnormalbelow average
subroutinessmall parts of a computer program
subclausea part of a sentence
subplota secondary story in a novel or film
subsumeinclude or absorb within something else
subsurfacebelow the surface
subscribeto sign up for something
subalpinerelating to the region just below the tree line in mountains
subdistricta smaller part of a district
submersionbeing put under water
subrogationsubstitution of one person for another in legal claims
subnationalrelating to regions within a nation
subdialecta dialect within a larger dialect group
subseabeneath the sea
subglacialunder a glacier
subleadera deputy leader
subinfeudationgiving land to a vassal to hold in exchange for service
subaqueoussituated or formed underwater
subfloorthe layer beneath the floor covering
subarctica region just south of the Arctic
subgoala step toward achieving a larger goal
subjacentlying below
sublunaryrelating to the earthly world
submetera secondary meter for measuring utility usage
subcampa smaller camp under a larger one
subgraphpart of a mathematical graph
subnationalismloyalty to a region rather than the whole country
subepidermalbeneath the skin surface
subfunctiona function within a function
subinstructorassistant instructor
subchiefassistant to a chief
submodulea part of a larger module
subpersonalbelow the level of individual awareness
subkingdoma division in biological classification
submillimetersmaller than one millimeter
suboptimalless than the best
subchaptera division of a chapter
subcolumna part of a newspaper or table column
subsurfaceunder the surface
subcellularsmaller than a cell
subtendto form an angle at a particular point
subservienceobedience to authority
subsequentcoming after
submergencethe act of going underwater
subdividerone who divides into smaller portions
subprocessorpart of a computer processor
subthresholdbelow the level at which something is perceived
sublimateto change from solid to gas without becoming liquid
subleaseto lease something already leased
subordera classification below an order
subphyluma taxonomic category below a phylum
subquestiona question that follows from a main one
subdisciplinea specialized field within a broader discipline
subthemea theme within a theme

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