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"climax" is also used as a crossword clue. If that's what you saw, the answer is often culmination (11 letters).
Definitions
the moment of most intense pleasure in sexual intercourse
Word origin
From Latin clīmax, from Ancient Greek κλῖμαξ (klîmax, “ladder, staircase, [rhetorical] climax”), from κλίνω (klínō, “to lean, slant”).
Used in a sentence
“Climax, by steps advancing, onward goes Higher and still more high to an impassion'd close.”
“[…]Expressions for the whole Climax of sensibility[…]”
“As a trafficker in climaxes and thrills and characterization and wonderful dialogue and suspense and confrontations, I had outlined the Dresden story many times.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“High point”6 letters
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