IPA: /ˌɛksfɪlˈtreɪʃən/
KK: /ɛksˌfɪlˈtreɪʃən/
The act of leaving a place, especially in a secretive or stealthy manner, often used in military or intelligence contexts.
The team planned the exfiltration of the agent from the hostile territory under the cover of darkness.
Exfiltration → It is formed from "ex-" (meaning out of) and "filtrare" (meaning to filter). The word describes the process of filtering or removing something out, often used in a context of withdrawing personnel or information covertly.
Think of 'ex-' meaning 'out of' and 'filtrare' meaning 'to filter' — this helps you remember that exfiltration is about filtering or removing something out.