Nouns

(n)topthe upper part of anything“the mower cuts off the tops of the grass”, “the title should be written at the top of the first page”
(n)top, top side, upper side, upsidethe highest or uppermost side of anything“put your books on top of the desk”, “only the top side of the box was painted”
(n)peak, crown, crest, top, tip, summitthe top or extreme point of something (usually a mountain or hill)“the view from the peak was magnificent”, “they clambered to the tip of Monadnock”, “the region is a few molecules wide at the summit”
(n)top, top of the inningthe first half of an inning; while the visiting team is at bat“a relief pitcher took over in the top of the fifth”
(n)acme, height, elevation, peak, pinnacle, summit, superlative, meridian, tiptop, topthe highest level or degree attainable; the highest stage of development“his landscapes were deemed the acme of beauty”, “the artist's gifts are at their acme”, “at the height of her career”, “the peak of perfection”, “summer was at its peak”, “… catapulted Einstein to the pinnacle of fame”, “the summit of his ambition”, “so many highest superlatives achieved by man”, “at the top of his profession”
(n)topthe greatest possible intensity“he screamed at the top of his lungs”
(n)topplatform surrounding the head of a lower mast
(n)top, whirligig, teetotum, spinning topa conical child's plaything tapering to a steel point on which it can be made to spin“he got a bright red top and string for his birthday”
(n)top, covercovering for a hole (especially a hole in the top of a container)“he removed the top of the carton”, “he couldn't get the top off of the bottle”, “put the cover back on the kettle”
(n)topa garment (especially for women) that extends from the shoulders to the waist or hips“he stared as she buttoned her top”
(n)circus tent, big top, round top, topa canvas tent to house the audience at a circus performance“he was afraid of a fire in the circus tent”, “they had the big top up in less than an hour”

Verbs

(v)exceed, transcend, overstep, pass, go past, topbe superior or better than some standard“She exceeded our expectations”, “She topped her performance of last year”
(v)clear, toppass by, over, or under without making contact“the balloon cleared the tree tops”
(v)topbe at the top of or constitute the top or highest point“A star tops the Christmas Tree”
(v)lead, topbe ahead of others; be the first“she topped her class every year”
(v)top, top outprovide with a top or finish the top (of a structure)“the towers were topped with conical roofs”
(v)topreach or ascend the top of“The hikers topped the mountain just before noon”
(v)topstrike (the top part of a ball in golf, baseball, or pool) giving it a forward spin
(v)top, pinchcut the top off“top trees and bushes”
(v)crown, topbe the culminating event“The speech crowned the meeting”
(v)top, top offfinish up or conclude“They topped off their dinner with a cognac”, “top the evening with champagne”

Adjectives

(a)topsituated at the top or highest position“the top shelf”