1 summit, apex, peak, acme, crest, head, pinnacle, vertex, zenith, meridian, crown, culmination, high point, height, apogee:
They reached the top of the mountain at dawn. For a change, I should like to be at the top looking down. Samantha remains at the top of her profession.
2 lid, cover, cap, covering, stopper, cork:
Put the top back on the bottle when you're through.
3 surpass, better, best, outstrip, exceed, outdo, excel, beat, transcend:
It would be impossible to top some of his achievements.
4 surmount, cover, cap, crown, tip; finish, complete, garnish:
The entire concoction was topped by a maraschino cherry.
5 trim, crop, lop or cut off, clip, prune, nip, pinch (back):
All the trees in this area have been topped to let in more sunlight.
6 scale, climb, ascend, surmount:
The party topped Annapurna the next day.
7 top up. fill (up), refresh, refill, replenish, US freshen (up):
He asked the barman to top up our drinks.
8 best, greatest, foremost, leading, pre-eminent, eminent, first, first-rate, principal, prime, finest, choicest, topmost; excellent, superior, superb, top-drawer, top-grade, top-notch, supreme, peerless, unequalled, incomparable, Colloq crack, ace, A-1 or A-one:
Is he the top man in his field? She is a top economics adviser to the government.
9 uppermost, topmost, highest:
The top fruit is the best.