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"vanish" is also used as a crossword clue. If that's what you saw, the answer is often disappear (9 letters).
Definitions
decrease rapidly and disappear
Word origin
Aphetic for obsolete evanish, from Middle English vanyshen, evaneschen, from Old French esvanir, esvaniss- (modern French évanouir), from Vulgar Latin *exvanire (“to vanish, disappear, to fade out”), from Latin evanescere, from vanus (“empty”). By surface analysis, Latin van- + -ish (“verb suffix”). Doublet of evanesce.
Used in a sentence
“Holly, mistletoe, red berries, ivy, turkeys, geese, game, poultry, brawn, meat, pigs, sausages, oysters, pies, puddings, fruit, and punch, all vanished instantly.”
“The Bat—they called him the Bat. Like a bat he chose the night hours for his work of rapine; like a bat he struck and vanished, pouncingly, noiselessly; like a bat he never showed himself to the face of the day.”
“I realize sometimes / In a web of passion we all get caught / But understand / All the hurt and all the pain / It's gonna vanish just like the rain”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Disappear suddenly”6 letters
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