on top of

Strongest matches

abreast, knowledgeable, learned

Strong matches

acquainted, apprized, briefed, enlightened, posted, primed, savvy, up, versed

Weak matches

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

Strongest matches

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

Weak matches

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

Strongest matches

again, further, likewise, more, still, too

Strong match

besides

Weak matches

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

Strongest matches

again, also, farther, then, yet

Weak matches

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

Weak matches

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

Weak matches

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

Strongest matches

off, upstairs

Strong matches

covering, overhead

Weak matches

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

Strongest match

raised

Strong matches

high, over, overhead, superior

Weak matches

aloft, atop, beyond, on high, upon

Weak matches

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

Strongest matches

appreciate, experience, have, learn, notice, perceive, realize, recognize, see

Strong matches

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

Weak matches

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