重かさなり合あう

godan verb (-u), intransitive verb

overlap; lie on top of each other; pile up

Describes multiple things physically or abstractly overlapping, piling up, or coinciding. Often used for schedules, events, or physical objects.

• 会かい議ぎの時じ間かんが重かさなり合あってしまった。

  The meeting times ended up overlapping.

• 落おち葉ば