As __ as an owl (4)
I believe the answer is:
wise
(Other definitions for wise that I've seen before include "Astute" , "Prudent" , "Clever" , "Old and knowledgable" , "Having discernment" .)
I believe the answer is:
wise
(Other definitions for wise that I've seen before include "Astute" , "Prudent" , "Clever" , "Old and knowledgable" , "Having discernment" .)