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Definitions

boost

[boost] / bust /
NOUN
increase
Synonyms
STRONGEST
addition advance breakthrough expansion hike improvement increment jump lift rise
STRONG
raise step-up upgrade
Antonyms
STRONGEST
decline decrease lessening loss shrinkage stagnation worsening
WEAK
setback
NOUN
encouragement
Synonyms
STRONGEST
aid assistance improvement lift support
STRONG
backup buildup hand handout help leg praise promotion
WEAK
goose helping hand leg up shot in the arm
Antonyms
STRONGEST
harm hindrance hurt injury stop
STRONG
check obstruction silence
WEAK
blow decrease discouragement setback
NOUN
push, usually up
Synonyms
STRONGEST
advance lift
STRONG
goose heave hoist raise shove thrust
Antonyms
WEAK
discouragement hindrance setback
VERB
further, improve
Synonyms
STRONGEST
advance encourage promote push support sustain
STRONG
advertise assist foster inspire plug praise press-agent
Antonyms
STRONGEST
discourage dissuade undermine
STRONG
condemn hide hinder set back
WEAK
decrease halt hurt prevent stop
VERB
push, usually up
Synonyms
STRONGEST
advance heighten lift raise
STRONG
elevate heave hoist shove thrust upraise
WEAK
uprear
Antonyms
STRONGEST
depress drop lower stop
STRONG
pull
VERB
increase
Synonyms
STRONGEST
add to augment develop enlarge expand extend heighten jump raise
STRONG
aggrandize amplify hike magnify multiply up
WEAK
beef up jack up
Antonyms
STRONGEST
abridge compress condense contract curtail decrease diminish lessen lower reduce repress shorten shrink stop

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.

The tension on oil markets has helped refineries boost their earnings, but Bourrasse called for taking a longer perspective -- until the conflict, European refineries had seen their margins squeezed by low crude prices.

From Barron's • Apr. 26, 2026

Some were aimed at older or younger voters, or at men or women, while local candidates also used adverts to boost their profiles.

From BBC • Apr. 25, 2026

But the U.S. will face obstacles turning wartime demand into a longer-term boost, according to energy experts.

From The Wall Street Journal • Apr. 25, 2026

Reporting on-time payments may boost some scores by 100 points, Bandebo noted.

From MarketWatch • Apr. 25, 2026

So Dasch made an effort to boost his men's morale.

From Nazi Saboteurs by Samantha Seiple

Vocabulary lists containing boost

Common Five-letter Words for Wordle, List 2

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Higher Learning: Synonyms For "Up"

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

"Laws are not the only way to boost immunization”: an editorial from Nature

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!