Imbue (6)
'imbue' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for permeate that I've seen before include "Pass through" , "Spread or diffuse through" , "Infiltrate" , "Seep through" , "Percolate" .)
(Other definitions for instil that I've seen before include "Gradually establish (in someone's mind)" , "Inject as in list" , "Inculcate" , "Introduce gradually into mind, say ideas" , "Put gradually into mind" .)
'imbue' is the definition.
(infusing is a kind of imbuing)
This is the entire clue.
(Other definitions for infuse that I've seen before include "Soak (tea etc) in liquid to extract flavour" , "Imbue or instil" , "Imbue or pour in" , "Breathe into" , "Let sit in a liquid to extract a flavour" .)