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bolster

verb [T]
 
 
/ˈbəʊl.stər/ US  /ˈboʊl.stɚ/

Definition

to support or improve something or make it stronger: More money is needed to bolster the industry. She tried to bolster my confidence/morale (= encourage me and make me feel stronger) by telling me that I had a special talent. They need to do something to bolster their image.Physical supports and supportingArches, columns and beamsBecoming and making stronger
(Definition of bolster verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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