infiltration
nounStress: third syllable
Syllables: in-fil-tra-tion (4)
English Definition
The action of entering or gaining access to an organization or place surreptitiously.
Example Sentence
Security was tightened to prevent enemy infiltration.
US IPA
/ˌɪn.fɪlˈtreɪ.ʃən/
UK IPA
/ˌɪn.fɪlˈtreɪ.ʃən/