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yuan
(从根基处)侵蚀 qīnshí

undermine [ˌʌndəˈmaın] VB trans

1. undermine:

undermine

2. undermine:

undermine
削弱(健康) xuēruò
undermine
(逐渐)损害 sǔnhài
undermine sb's health
Present
Iundermine
youundermine
he/she/itundermines
weundermine
youundermine
theyundermine
Past
Iundermined
youundermined
he/she/itundermined
weundermined
youundermined
theyundermined
Present Perfect
Ihaveundermined
youhaveundermined
he/she/ithasundermined
wehaveundermined
youhaveundermined
theyhaveundermined
Past Perfect
Ihadundermined
youhadundermined
he/she/ithadundermined
wehadundermined
youhadundermined
theyhadundermined

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Examples from the PONS Dictionary (editorially verified)

Monolingual examples (not verified by PONS Editors)

To exacerbate the situation, government security was further undermined by various plots as rival groups vied for power.
en.wikipedia.org
If true, it would undermine the belief that the horseshoe is a necessary evil.
en.wikipedia.org
Police suspected that the investigators were trying to obtain new evidence to undermine their credibility.
en.wikipedia.org
This includes forks, skewers, batteries, discovered attacks, undermining, overloading, deflection, pins, and interference.
en.wikipedia.org
Bureaucracies may have desirable intentions to some, but they tend to undermine human freedom and democracy in the long run.
en.wikipedia.org