godan verb (-ku), intransitive verb
glitter; sparkle; twinkle; glisten; gleam
Describes light reflecting off a surface in a bright, flickering way; often used for stars, jewels, water, or eyes.
夜空に星がきらめいている。
Stars are twinkling in the night sky.
彼女の目が喜びできらめいた。
Her eyes sparkled with joy.