infiltration
/ɪnfɪlˈtɹeɪʃən/
noun 4
Collocations
6(noun.)
ADJ
large-scale | communist, right-wing, etc.
VERB + INFILTRATION
reduce | prevent
PREP
~ by
The security team discovered infiltration by hackers into the company's computer system last month.
~ into
Water infiltration into the basement caused serious damage to the house last winter.
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