substance
What something's made
Substance is the physical material something is made of: a powdery substance, a sticky substance.
In law and medicine, substance often means a drug, especially an illegal one: substance abuse, controlled substance.
Substance also refers to meaningful content or significance: a speech with little substance, arguments lacking substance.
A person of substance has wealth or importance.
Space-occupying substance with mass
- massQuantity of matter
- densityMass-to-volume ratio
- solidityFirmness of structure
- bodyPhysical structure, living thing
corporeality · tangibility · materiality · bulk · volume · consistency · texture · composition
Central essential portion
- heartCirculatory system's pump
- cruxMost important point
- gistCentral meaning distilled
- kernelSeed or essential core
pith · nucleus · root · soul · spirit · nature · character · identity
Study of existence's nature
- metaphysicsPhilosophy of existence's nature
- beingExisting as something
- existenceState of being real
- realityWhat actually exists
phenomenon · form · essence · materialism · dualism · monism · idealism · Aristotelian
Measure of heaviness
- gravityMutual mass attraction
- meaningWhat something signifies
- importanceState of mattering
- consequenceResult of an action
depth · seriousness · import · merit · value · worth · moment · profundity
Abundance of money
- meansMethod or resources
- propertySomething owned or inherent
- assetsOwned items of value
- fortuneWealth or destiny
estate · resources · capital · prosperity · riches · abundance · independent · comfortable
Addictive sedative drug
- opioidMorphine-class analgesic
- cocaineAddictive stimulant narcotic
- heroinIllegal addictive opiate
- amphetamineCentral nervous system stimulant
marijuana · hallucinogen · stimulant · sedative · pharmaceutical · controlled · intoxicant · psychoactive
matter
Space-occupying substance with mass
body · corporeality · tangibility · materiality · bulk · volume · consistency · texture · composition · constitution
core
Central essential portion
kernel · pith · nucleus · root · soul · spirit · nature · character · identity · ethos
ontology
Study of existence's nature
- metaphysicsPhilosophy of existence's nature
- beingExisting as something
- existenceState of being real
reality · phenomenon · form · essence · materialism · dualism · monism · idealism · Aristotelian · Spinoza
weight
Measure of heaviness
- gravityMutual mass attraction
- meaningWhat something signifies
- importanceState of mattering
consequence · depth · seriousness · import · merit · value · worth · moment · profundity · gravitas
affluence
Abundance of money
fortune · estate · resources · capital · prosperity · riches · abundance · independent · comfortable · landed
narcotic
Addictive sedative drug
amphetamine · marijuana · hallucinogen · stimulant · sedative · pharmaceutical · controlled · intoxicant · psychoactive · illicit
fabric
Woven or knit material
wood · glass · ceramic · polymer · resin · composite · concrete · rubber · leather · silk
- "Sub-" wordssubway, submarine, subtract, subject, suburb
- physical propertiessolid, texture, weight, mass, surface
- seriousnessgravity, solemnity, earnestness, gravitas, severity
- philosophy termstruth, reason, knowledge, wisdom, logic
- massmass, masses, bulk, body mass, atomic mass
- essenceessence, core, gist, crux, kernel
substancenothingness
Complete absence of existence
void · emptiness · vacuum · nonexistence · immateriality
substancesuperficiality
Absence of meaningful depth
shallowness · frivolity · triviality · emptiness · fluff
- substance abuseHarmful habitual intoxicant use
- controlled substanceLegally regulated intoxicant or medication
- banned substancesMaterials forbidden by law
- toxic substancesMaterials harmful to life
- volatile substancesEasily evaporating chemical materials
- illegal substancesForbidden drugs or materials
substantial, insubstantial, substantive, substantiate, substantially, substances, substantiation, unsubstantiated, substantiated