undermine verb
ADV. greatly, radically, seriously, severely His position within the government has been seriously undermined. | completely, totally | somewhat | further | effectively | fatally | subtly | gradually, increasingly, progressively | eventually | constantly
VERB + UNDERMINE threaten to | attempt to, seek to, try to | help (to), serve to, tend to | be likely to | be designed to, be intended to a terror attack intended to undermine the morale of citizens
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