boost

verb1 of 2

to help increasing progress or growth

• “This advertisement significantly boosted the sales of this product.”Tatoeba
• “The tax cut is supposed to boost capital investment.”Tatoeba

Sentences from Tatoeba show real usage. A word can have several meanings, so a sentence may use another one.

noun2 of 2

A push from behind, as to one who is endeavoring to climb.