Synonyms of boost in English:

boost


See US English definition of boost

See UK English definition of boost

See Spanish definition of estimular

noun

1‘it's a boost to one's morale to know that people care’

SYNONYMS
uplift, lift, spur, encouragement, help, inspiration, stimulus, pick-me-up, fillip
support, bolster
informal shot in the arm

2‘the economy will benefit from a boost in sales’

SYNONYMS
increase, expansion, upturn, upsurge, upswing, rise, elevation, escalation, augmentation, improvement, development, advance, growth, boom, spurt
informal hike, step up, jack up
ANTONYMS

decrease

3‘she gave him a boost into the tree’

SYNONYMS
lift up, hoist up, push, thrust, shove, heave
informal a leg up, a hoick up

verb

1‘he phones her regularly to boost her morale’

SYNONYMS
improve, raise, uplift, increase, augment, magnify, swell, amplify, enhance, encourage, heighten, help, promote, foster, nurture, arouse, stimulate, invigorate, revitalize, inspire, perk up
support, bolster, buttress, shore up
informal buck up, jack up, give a shot in the arm to

2‘they used radio advertising to boost sales’

SYNONYMS
increase, expand, raise, elevate, escalate, augment, add to, improve, strengthen, amplify, enlarge, inflate, push up, promote, advance, develop, further, foster, stimulate
facilitate, help, assist, aid, support, back, shore up
informal jack up, hike, hike up, beef up, crank up, bump up, step up
ANTONYMS

decrease, hinder

3‘he boosted her over the wall and scrambled up behind her’

SYNONYMS
lift, raise, hoist, push, thrust, shove, heave, elevate
help, aid, assist
informal hoick, give someone a leg up
rare upheave

4‘they employ an agency to boost their products’

SYNONYMS
publicize, promote, advertise, write up, praise
informal plug, give a plug to