What is another word for bolster up?
Pronunciation: [bˈə͡ʊlstəɹ ˈʌp] (IPA) 
Bolster up refers to strengthening or supporting something or someone. There are several synonyms for this term such as reinforcing, fortifying, buttressing, propping, underpinning, shoring up, bracing, sustaining, upholding, undergirding, and boosting. These terms can be used interchangeably with bolster up depending on the context. For instance, you can reinforce your argument to make it more convincing, prop up a crumbling wall to prevent it from falling apart, or sustain your business by increasing its market reach. Using different synonyms of bolster up can add variety and depth to your language and make your writing or speech more interesting.
