華々しい
はなばなしい · hanabanashii · JLPT N1 · i-adj
brilliant
🌸🎆 華 (flower) + 々 (repeat mark) = flower upon flower: dazzling, spectacular
々 repeats the kanji before it, so 華々 is flower upon flower. Blossoms stacked on blossoms means something splendid and showy.