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Dictionary.com

of substance

ADJECTIVE
important
Synonyms
STRONGEST
big major serious significant valuable weighty
STRONG
consequential earnest epochal far-reaching front-page historic material momentous of consequence of moment page-one paramount relevant salient seminal substantial
WEAK
decisive determining fateful grave heavy of note
Antonyms
STRONG
inappreciable insignificant little negligible small trifling trivial unimportant unsubstantial
ADJECTIVE
newsworthy
Synonyms
STRONGEST
consequential front-page meaningful momentous relevant
WEAK
critical crucial essential far-reaching great influential material of note paramount serious significant urgent vital
Antonyms
STRONGEST
insignificant unimportant

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A large body of research shows that a strong connection to family is linked to higher prosocial behavior, stronger self-esteem and lower rates of substance use and delinquency among Latino youth.

From The Wall Street Journal • Dec. 4, 2025

But that only works if there’s something of substance to cast off in the first place.

From The Wall Street Journal • Oct. 17, 2025

For years, Matthew McConaughey wouldn’t tell his mom, Kay, anything of substance during their weekly phone calls — her love of spreading news had cost her his trust.

From Los Angeles Times • Sep. 29, 2025

Almost every position brings together a meeting of substance, but nowhere quite like in the halves where two of the game's most entertaining characters will be in the spotlight.

From BBC • Oct. 11, 2024

She had always wanted to live a life of substance and to make a difference.

From "Scythe" by Neal Shusterman