This is the 642nd most frequent Japanese word.
披露
"披露" means "announcement" or "presentation" of something to the public.
Here, 披露 (hirou) is used to mean "to present" or "to unveil," typically of an idea or work in a public or formal setting.
彼はスピーチで新しい考えを披露しました。
He unveiled his new idea in his speech.
In this sentence, 披露 (hirou) is used to signify the act of "showcasing" or "demonstrating" a talent or skill.
その俳優はコンサートで歌声を披露した。
The actor showcased their singing voice at the concert.
Here, 披露 (hirou) again indicates showing or performing something for an audience, such as a dance in a celebratory setting.