WordLens

undermine

1 of 1verb
/ˌʌndərˈmaɪn/
Forms:undermines,undermining,undermined,undermined
1

to gradually decrease the effectiveness, confidence, or power of something or someone

C1transitive
  • Skipping maintenance checks might undermine the long-term reliability of the equipment.
  • Constant criticism can undermine a person's self-confidence.
  • Ignoring safety protocols can undermine the integrity of a project.
  • The constant negativity of the supervisor undermined the team's enthusiasm.
  • The economic downturn severely undermined the company's financial stability.
2

to dig or make a hollow space beneath a structure or surface

transitive
  • Over time, the river managed to undermine sections of the cliff, causing rockfalls.
  • The construction crew had to be careful not to undermine the walls when digging the basement.
  • Burrowing animals can undermine a garden, creating hidden tunnels and holes.
Synonyms: