Synonyms of bolster

bolster 1 of 2

verb

1

as in to sustain

to hold up or serve as a foundation for

used additional beams to bolster the ceiling

Synonyms & Similar Words

• sustain
• support
• carry
• uphold
• buttress
• underpin
• stay
• undergird
• brace
• bear
• steady
• truss
• underlie
• shore (up)
• prop (up)

2

as in to reinforce

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 & Similar Words

• reinforce
• support
• prove
• buttress
• corroborate
• back
• reenforce
• establish
• substantiate
• confirm
• verify
• validate
• affirm
• shore (up)
• avouch

Antonyms & Near Antonyms

• undermine
• weaken
• undercut

• undermine
• weaken
• undercut

bolster

2 of 2

noun

as in arch

Synonyms & Similar Words

• arch
• bracket
• pillar
• support
• cantilever
• stand
• bearing
• column
• pedestal
• mount
• girder
• mounting
• peg
• reinforcement
• shoring
• prop
• shore
• spur
• buttress
• pilaster
• stake
• foundation
• brace
• strut
• crutch
• stay
• underpinning
• truss
• post
• frame
• base
• stilt
• stanchion