Bolster

/ˈbəʊlstə(r)/intermediateverb

Pillows, confidence, and quarterly numbers all accept the same verb when you need them a little stronger than yesterday.

Learn This Word

Meaning

To support, strengthen, or improve something; to make something stronger.

Memory trick

A “bolster” is a cushion that props you up. Bolster (verb) = prop up and strengthen.

Examples

1

The new data bolstered her argument for expanding the program.

2

They hired two engineers to bolster the team’s capacity.

3

Regular backups bolster resilience during outages.

Synonyms

strengthensupportreinforceenhanceboostfortifyshore up

Antonyms

weakenundermineerodediminishimpair

Etymology

From Middle English bolster "pillow, cushion," from Old English bolstor. The verb sense evolved as “to prop up.”

Usage Notes

Great in professional writing: “bolster confidence,” “bolster the case,” “bolster performance.”

Real-life contexts

1

Use for arguments: "This evidence bolsters our case."

2

Use for teams: "We should bolster support during the transition."

3

Use for confidence: "That feedback really bolstered my confidence."

Common Mistakes

Bolster implies strengthening something that already exists; it’s not the same as creating from scratch.

Bolster: Definition, How to Use It & Flashcards | WordFlippin