sophisticate
man of the world
fount of all wisdom
font of all wisdom
unsophisticated
unworldly
wise as an owl
ultrawise
gyani
wise
wise man
hakham
philosopher
laanie
Besserwisser
worldly-wise
wisely
sagely
wiseling
worldwise
sentient
sapient
wiseacre
brain
sage
woman of the world
left-brainer
solonic
Einstein
enlightened
wise gal
wiseacreishness
intelligent person
loremaster
wise off
oracle
prudent
right-thinking
perspicacious
scholar and gentleman
sagacious
oracular
chochem
philosopher king
know how many beans make five
Solomon
wisehood
wisen
nattily
superbrain