キンキラ

noun which may take the genitive case particle 'no', na-adjective, adverb

gaudy; flashy; shiny

Describes something overly bright, glittery, or showy, often with a negative or playful tone. Used for clothing, accessories, decorations, etc.

• 彼かの女じょはキンキラのドレスを着きてパーティーに行いった。

  She went to the party wearing a gaudy dress.

• キンキラに光ひかるネックレスが好すきじゃない。

  I don't like necklaces that shine flashily.