Thesaurus.com
Dictionary.com
Definitions

fostered

[faw-sterd, fos-terd] / ˈfɔ stərd, ˈfɒs tərd /
ADJECTIVE
backed
Synonyms
STRONGEST
approved assisted endorsed favored
STRONG
advocated aided bankrolled bolstered boosted championed encouraged financed furthered helped promoted propped seconded sponsored underwritten upheld
Antonyms
STRONGEST
disapproved
WEAK
backless discouraged opposed
ADJECTIVE
protected
Synonyms
STRONGEST
covered guaranteed guarded preserved secured sheltered
STRONG
camouflaged cherished defended disguised ensconced harbored safeguarded shaded
WEAK
cared for immune safe
Antonyms
STRONGEST
exposed
WEAK
insecure susceptible unprotected unsheltered vulnerable weak
ADJECTIVE
raised
Synonyms
STRONGEST
bred educated trained
STRONG
nourished nursed prepared reared
WEAK
brought up
Antonyms
STRONGEST
inexperienced
WEAK
lowered reduced taken down

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.

It fostered an unprecedented youth-mental-health crisis that’s still playing out today.

From MarketWatch • Mar. 27, 2026

Through it all, Nvidia has fostered a devoted set of customers, just like Apple.

From Barron's • Mar. 19, 2026

Pandemic technology reliance fostered an expectation of a frictionless existence, including in our romantic lives.

From Salon • Mar. 8, 2026

A personal-injury trial begins this week over a young woman’s claim that social-media platforms built products that fostered addiction in adolescents and caused her a host of mental-health problems.

From The Wall Street Journal • Jan. 26, 2026

‘Hord was fostered with them. You know about fostering, don’t you?’

From "Wolf Brother" by Michelle Paver

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.