well-informed
knowledgeably
knowledgefully
just
omniscient
up to the mark
interknowledge
up on
know
clueful
100 percent
epignosis
hot on
knowledgeful
Wikipedia
together
scious
experience
all-seeing
wittingly
knowingly
know what's going on
to rights
be on the ball
sagacious
know the score
know what's what
perspicacious
be with it
hip
learning
oracular
sapient
know backwards
sortedness
on top of
dependably
sussed
adequately
know like the back of one's hand
organized
sufficiently
knowledgeability
consultatively
mannerable
cogniscient
cognizant
shipshape and Bristol fashion
educational
make sense
completely
equal
knowledgelike
wisdom
right
condignly
consistent
rational
general knowledge
fit
neat and tidy
public knowledge
know one's stuff
decently
properly
appropriately
decent
pat
knowsome
party to
in the know
well-ordered
ponderosity
informedly
in order
know-everything
whip-smart
brilliant
skill
fountainhead
amply
fully rigged
trim
all right
cognise
mindedly
okay
smart as paint
food for thought
cognize
fully
alright
smart as a whip
hypersmart
O.K.
know how many beans make five