Synonyms of substantial

substantial

adjective

1

as in significant

having great meaning or lasting effect

substantial changes to the school dress code that made a lot of people unhappy

Synonyms & Similar Words

• significant
• major
• important
• historic
• big
• much
• meaningful
• monumental
• exceptional
• tectonic
• momentous
• material
• distinguished
• consequential
• remarkable
• weighty
• pivotal
• outstanding
• eventful
• earthshaking
• serious
• notable
• noteworthy
• earth-shattering
• decisive
• distinctive
• strategic
• outstanding
• prominent
• valuable
• great
• worthy
• impressive
• seminal
• crucial
• worthwhile
• fatal
• key
• earnest
• sincere
• critical
• central
• fateful
• essential
• eminent
• famous
• grave
• prestigious
• heavy
• illustrious
• vital
• preeminent
• notorious
• renowned
• noble
• all-important

Antonyms & Near Antonyms

• small
• little
• minor
• negligible
• slight
• insignificant
• trivial
• inconsiderable
• unimportant
• trifling
• inconsequential
• paltry
• petty
• worthless
• obscure
• unknown
• anonymous
• nameless
• uncelebrated

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• small
• little
• minor
• negligible
• slight
• insignificant
• trivial
• inconsiderable
• unimportant
• trifling
• inconsequential
• paltry
• petty
• worthless
• obscure
• unknown
• anonymous
• nameless
• uncelebrated

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2

as in considerable

of a size greater than average of its kind

the amount he inherited was quite substantial, so he quit his job and set out to see the world

Synonyms & Similar Words

• considerable
• large
• sizable
• big
• huge
• great
• handsome
• tidy
• enormous
• excessive
• tremendous
• massive
• sizeable
• oversize
• colossal
• vast
• gigantic
• voluminous
• staggering
• hefty
• ample
• outsize
• bulky
• largish
• goodly
• immense
• oversized
• outsized
• extravagant
• grand
• major
• hulking
• spacious
• husky
• astronomical
• biggish
• appreciable
• mammoth
• boxcar
• plentiful
• stupendous
• prodigious
• gargantuan
• monumental
• humongous
• mountainous
• inordinate
• super
• copious
• abundant
• whopping
• cosmic
• exorbitant
• titanic
• extreme
• monolithic
• elephantine
• gross
• cavernous
• herculean
• monstrous
• walloping
• humungous
• galactic
• astronomic
• vasty
• jumbo
• thick
• heroic
• bumper
• whacking
• leviathan
• immoderate
• cyclopean
• pharaonic
• heroical
• supersized
• cosmical
• king-sized
• Brobdingnagian
• hellacious
• commodious
• capacious
• super-duper
• roomy
• king-size
• Bunyanesque
• Himalayan
• fat

Antonyms & Near Antonyms

• small
• little
• smallish
• puny
• tiny
• minuscule
• dinky
• dwarf
• infinitesimal
• undersize
• undersized
• dwarfish
• shrimpy
• microscopic
• diminutive
• bantam
• slight
• microscopical
• miniature
• teensy
• teeny
• little bitty
• wee
• mini
• slender
• minute
• thin
• pygmy
• slim
• petite
• teensy-weensy
• teeny-weeny
• microminiature
• pocket-sized
• pocket-size
• pint-sized
• Lilliputian
• pint-size
• half-pint

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• small
• little
• smallish
• puny
• tiny
• minuscule
• dinky
• dwarf
• infinitesimal
• undersize
• undersized
• dwarfish
• shrimpy
• microscopic
• diminutive
• bantam
• slight
• microscopical
• miniature
• teensy
• teeny
• little bitty
• wee
• mini
• slender
• minute
• thin
• pygmy
• slim
• petite
• teensy-weensy
• teeny-weeny
• microminiature
• pocket-sized
• pocket-size
• pint-sized
• Lilliputian
• pint-size
• half-pint

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3

as in physical

relating to or composed of matter

the Land of Oz turned out to be a world of dreams, even less substantial than a rainbow

Synonyms & Similar Words

• physical
• concrete
• tangible
• material
• visible
• noticeable
• appreciable
• solid
• apparent
• discernible
• bodily
• objective
• massive
• perceptible
• detectable
• observable
• sensible
• corporeal
• hefty
• discernable
• phenomenal
• embodied
• heavy
• palpable
• corporal
• carnal
• weighty
• bulky
• fleshly
• seeable
• ponderous
• touchable

Antonyms & Near Antonyms

• immaterial
• nonmaterial
• nonphysical
• insubstantial
• unsubstantial
• intangible
• incorporeal
• imperceptible
• disembodied
• invisible
• thin
• formless
• ethereal
• tenuous
• bodiless
• spiritual
• discarnate
• impalpable
• vaporous
• metaphysical
• insensible
• unbodied
• diaphanous
• airy
• unnoticeable
• wispish
• gossamery

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• immaterial
• nonmaterial
• nonphysical
• insubstantial
• unsubstantial
• intangible
• incorporeal
• imperceptible
• disembodied
• invisible
• thin
• formless
• ethereal
• tenuous
• bodiless
• spiritual
• discarnate
• impalpable
• vaporous
• metaphysical
• insensible
• unbodied
• diaphanous
• airy
• unnoticeable
• wispish
• gossamery

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4

as in sizable

sufficiently large in size, amount, or number to merit attention

there's been a substantial increase in attendance at girls' volleyball games ever since the start of their winning streak

Synonyms & Similar Words

• considerable
• significant
• sizable
• tremendous
• major
• huge
• good
• substantive
• big
• sizeable
• massive
• great
• respectable
• handsome
• goodly
• healthy
• largish
• tidy
• enormous
• biggish
• hefty
• voluminous
• colossal
• immense
• outsize
• gigantic
• bulky
• prodigious
• monumental
• outsized
• oversize
• mammoth
• astronomical
• hulking
• whopping
• monstrous
• herculean
• titanic
• elephantine
• oversized
• jumbo
• bumper
• astronomic
• king-sized
• king-size

Antonyms & Near Antonyms

• negligible
• nominal
• inconsiderable
• insignificant
• insubstantial
• inconsequential
• marginal
• trivial
• slight
• small
• meager
• trifling
• unimportant
• paltry
• piddling
• puny
• petty
• meagre
• little
• tiny
• minute
• picayune
• measly
• smallish
• undersize
• undersized
• diminutive
• picayunish
• pocket
• miniature
• bitty
• pygmy
• pocket-sized
• pocket-size
• pint-sized
• pint-size

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• negligible
• nominal
• inconsiderable
• insignificant
• insubstantial
• inconsequential
• marginal
• trivial
• slight
• small
• meager
• trifling
• unimportant
• paltry
• piddling
• puny
• petty
• meagre
• little
• tiny
• minute
• picayune
• measly
• smallish
• undersize
• undersized
• diminutive
• picayunish
• pocket
• miniature
• bitty
• pygmy
• pocket-sized
• pocket-size
• pint-sized
• pint-size

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