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"parade" is also used as a crossword clue. If that's what you saw, the answer is often procession (10 letters).
Definitions
Public procession, march, or visible display.
Word origin
From French parade (“an ostentatious display, a military display”), from parer (“to beautify, prepare, take pride in”) + -ade probably under influence from earlier Italian parata (“preparation, a military parade, an ostentatious display”) and Latin magnō parātū (“with great preparation”). Various senses similarly influenced by earlier French and Italian uses. Doublet of pare.
Used in a sentence
“And from thir Ivorie Port the Cherubim Forth issuing at th’accustomd hour stood armd To thir night watches in warlike Parade, When Gabriel to his next in power thus spake...”
“See how the Flow’rs, as at Parade, Under their Colours stand displaid: Each Regiment in order grows, That of the Tulip Pinke and Rose.”
“The next night the soldiers began teaching the girls to dance... Claude saw that a good deal was going on, and he lectured his men at parade. But he realized that he might as well scold at the sparrows.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Public procession”6 letters
02“Public march or display”6 letters
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