pinnacle -- ((architecture) a slender upright spire at the top of a buttress of tower)
acme, height, elevation, peak, pinnacle, summit, superlative, meridian, tiptop, top -- (the 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")
pinnacle -- (a lofty peak)
Overview of verb pinnacle
The verb pinnacle has 2 senses
pinnacle -- (surmount with a pinnacle; "pinnacle a pediment")
pinnacle -- (raise on or as if on a pinnacle; "He did not want to be pinnacled")
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