ダブる

Etymology
+.

Verb

 * 1)  to be doubled, be repeated
 * 2)  to overlap; to happen at the same time
 * 3)  to repeat a school year, school grade; to repeat a course
 * 4)  to miss the golfball and strike the green with one's club
 * 1)  to repeat a school year, school grade; to repeat a course
 * 2)  to miss the golfball and strike the green with one's club
 * 1)  to repeat a school year, school grade; to repeat a course
 * 2)  to miss the golfball and strike the green with one's club
 * 1)  to miss the golfball and strike the green with one's club
 * 1)  to miss the golfball and strike the green with one's club
 * 1)  to miss the golfball and strike the green with one's club