permeate vs infiltrate

permeate and infiltrate both are verbs.

Word	Noun	Adjective	Verb	Adverb
permeate	No	No	Yes	No
infiltrate	No	No	Yes	No

As verbs, infiltrate is a hyponym of permeate; that is, infiltrate is a word with a more specific, narrower meaning than permeate:

permeate (verb)	infiltrate (verb)
pass through	pass through an enemy line; in a military conflict
spread or diffuse through	cause (a liquid) to enter by penetrating the interstices
penetrate mutually or be interlocked	pass into or through by filtering or permeating
	enter a group or organization in order to spy on the members