chip away at

phrasal verbPart ofchip

chip away at — phrasal verb

1. to gradually reduce or destroy something, or to make small repeated efforts to a

1.phrasal verb
Definition

to gradually reduce or destroy something, or to make small repeated efforts to achieve something over a long period

Example

The constant criticism chipped away at her confidence until she decided to quit.

The sculptor chipped away at the block of marble for months to reveal the figure inside.