dictionary.pt
undermine
verbgeneral usecommon/miˈnaɾ/mi·nar
Definition
1To dig mines or underground tunnels. Figuratively, to weaken gradually; to sabotage.
Usage examples
“The soldiers tried to undermine the enemy's defenses.”
“Constant criticism began to undermine his self-confidence.”
Common combinations
undermine confidenceundermine moraleundermine the foundationsundermine authority