verb

bolster

to bolster, to support, to strengthen, to reinforce

The new evidence will bolster his argument.

The new evidence will bolster his argument.

We need to bolster our defenses.

We need to bolster our defences.

((sth.)) to support or strengthen (sth.) The new evidence will bolster his argument.

Synonyms: support, strengthen, reinforce; Antonyms: weaken, undermine

From Old English 'bolster' (a pillow). The verb sense comes from the idea of propping something up with a pillow.

Imagine using a big pillow (a bolster) to prop up something weak.

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