Infiltration of synonyms

What is another word for Infiltration of?

• encroachment
• trespass on
• invasion of
• incursion into
• appropriation of
• incursion
• overrunning of
• intrusion on
• infringement of
• impingement on
• attack on
• assault on
• raid on
• storming of
• foray into
• blitz on
• sortie into
• sally into
• sally against
• advance on
• advance into
• push into
• thrust into
• intrusion into
• obtrusion into
• usurping of