Synonyms of substantive

substantive 1 of 2

adjective

ˈsəb-stən-tiv 

as in substantial

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

they've made substantive changes in the nightly newscast

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

substantive

2 of 2

noun

as in nominal

Related Words

• nominal
• noun
• collective noun
• common noun
• proper noun
• count noun
• mass noun

Example Sentences

Recent Examples of substantive

Adjective

Within 180 days, the FDA will complete a more substantive review and may ask manufacturers for more information or determine the application hasn’t met GRAS criteria, Diamantas said. — Isabella Cueto, STAT, 10 Aug. 2026

Finally, these regulators will need to develop substantive performance standards and metrics to fairly regulate different facets of these new technologies and to prescribe appropriate remedies that lead to meaningful accountability. — Michael Posner, Forbes.com, 7 Aug. 2026

Noun

With his substantive, agreeably granular bass, David Grogan gave prophetic warnings real authority. — Dallas News, 23 Dec. 2022

California’s climate agenda mixes the symbolic with the substantive. — Los Angeles Times, 17 Nov. 2022

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