on top of

abreast knowledgeable learned

acquainted apprized briefed enlightened posted primed savvy up versed

au courant au fait erudite expert familiar in the know into know the score know what's what reliable tuned-in up on up-to-date versant well-read wise to

ignorant uninformed

unaware unknowledgeable

astute cagey canny crafty farsighted ingenious judicious keen penetrating perceptive probing prudent sensible sharp slick sly smart wily wise

acute argute artful astucious brainy calculating cunning cutting deep discerning discriminating foxy heady in the know inside knowing on the inside perspicacious piercing profound quick-witted sagacious savvy shark slippery smooth streetwise tricky underhand up on wised up

blunt dull foolish honest idiotic ignorant inept obtuse senseless slow stupid unclever unintelligent unreasonable unstylish unwise

frivolous naive unthinking

again further likewise more still too

besides

additionally along along with and as well as well as conjointly furthermore in conjunction with in like manner including more than that moreover over and above plus to boot together with withal

again also farther then yet

as well as besides beyond distant in addition moreover over and above to boot what's more yonder

about above adjacent against approaching at beside close to covering forth forward held leaning on near next onward over resting on situated on supported touching toward upon with

off

alert alive attentive awake on one's toes on the job ready sharp vital wide-awake with it

off upstairs

covering overhead

aloft beyond farther up higher than in heaven in the sky on high overtop straight up

under

raised

high over overhead superior

aloft atop beyond on high upon

below under

added to along with as well as beside beyond in excess of more than other than over and above plus supplementary together with

appreciate experience have learn notice perceive realize recognize see

apperceive apprehend cognize comprehend differentiate discern discriminate distinguish fathom grasp ken prize undergo

be acquainted be cognizant be conversant in be informed be learned be master of be read be schooled be versed feel certain get the idea have down pat have information have knowledge of keep up on

ignore miss misunderstand neglect overlook

confuse mix up not get

be ignorant forget misinterpret