翻(ひるがえ)るto flutter (in the wind), to wave, to flap, to fly, to turn over, to flip over, to suddenly change (attitude, opinion, etc.), to suddenly switch, to alter

Common

1. う-verb (る), Intransitive verb

   1. 1.

      to flutter (in the wind), to wave, to flap, to fly

   2. 2.

      to turn over, to flip over

   3. 3.

      to suddenly change (attitude, opinion, etc.), to suddenly switch, to alter, to flip