bolster

bolster

verb

Definition of BOLSTER

1

to hold up or serve as a foundation for <used additional beams to bolster the ceiling>

Synonyms bear, bolster, brace, buttress, carry, prop (up), shore (up), stay, sustain, undergird, underpin, uphold

Related Words steady, truss, underlie

2

to provide evidence or information for (as a claim or idea) <a couple of tournament wins would bolster the extravagant claims that have been made on behalf of the young golfer>

Synonyms back, bolster, buttress, corroborate, reinforce (also reenforce), shore (up), substantiate

Related Words confirm, establish, prove, verify; affirm, avouch, validate

Near Antonyms undercut, undermine, weaken