English Thesaurus

Synonyms of 'undermine'

(verb) 
Definition
to weaken gradually or insidiously
They are accused of trying to undermine the government.
Synonyms
weaken
Malnutrition weakens the patient.
,
sabotage
The main pipeline was sabotaged by rebels.
,
subvert
an alleged plot to subvert the state
,
compromise
He had compromised himself by accepting the money.
,
disable
Tendon damage really disabled her.
, ,
disempower
Opposites
(verb) 
Definition
to weaken gradually or insidiously
This will undermine their chances of success.
Synonyms
damage
The strong winds damaged the fence.
,
weaken
Her opponents believe that her authority has been fatally weakened.
, ,
hurt
She had hurt her back in an accident.
,
injure
A bomb exploded, seriously injuring five people.
,
impair
The bright sunshine was impairing my vision.
,
sap
I was afraid the sickness had sapped my strength.
,
put the kibosh on (informal)
,
throw a spanner in the works of (British, informal)
Opposites
(verb) 
Definition
(of the sea or wind) to wear away the base of cliffs
This liquefaction process undermines the foundations of buildings.
Synonyms
wear away
,
erode
His fumbling of the issue of reform has eroded his authority.
, ,
chip away
,
eat away at

Additional synonyms

in the sense of compromise
Definition
to put (oneself or another person) in a dishonourable position
He had compromised himself by accepting the money.
in the sense of disable
Definition
to make ineffective, unfit, or incapable
Tendon damage really disabled her.
Synonyms
put out of action,
disempower,
enfeeble,
render hors de combat
in the sense of erode
Definition
to deteriorate or cause to deteriorate
His fumbling of the issue of reform has eroded his authority.
Synonyms

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Video: pronunciation of 'undermine'

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Thesaurus for undermine from the Collins English Thesaurus
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