Below are possible answers for the crossword clue Undermine.
CRIPPLE
deprive of the use of a limb, especially a leg; "The accident has crippled her for life"
deprive of strength or efficiency; make useless or worthless; "This measure crippled our efforts"; "Their behavior stultified the boss's hard work"
someone who is unable to walk normally because of an injury or disability to the legs or back
ERODE
Wear away
Eat away
remove soil or rock; "Rain eroded the terraces"
become ground down or deteriorate; "Her confidence eroded"
IMPAIR
make worse or less effective; "His vision was impaired"
make imperfect; "nothing marred her beauty"
SAP
excavate the earth beneath
deplete; "exhaust one's savings"; "We quickly played out our strength"
a piece of metal covered by leather with a flexible handle; used for hitting people
a person who lacks good judgment
a watery solution of sugars, salts, and minerals that circulates through the vascular system of a plant
SUBVERT
destroy completely; "we must not let our civil liberties be subverted by the current crisis"
cause the downfall of; of rulers; "The Czar was overthrown"; "subvert the ruling class"
destroy property or hinder normal operations; "The Resistance sabotaged railroad operations during the war"
corrupt morally or by intemperance or sensuality; "debauch the young people with wine and women"; "Socrates was accused of corrupting young men"; "Do school counselors subvert young children?"; "corrupt the morals"
WEAKEN
become weaker; "The prisoner's resistance weakened after seven days"
lessen the strength of; "The fever weakened his body"
reduce the level or intensity or size or scope of; "de-escalate a crisis"
destroy property or hinder normal operations; "The Resistance sabotaged railroad operations during the war"
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