潤(うる)むto be wet, to be moist, to get dim, to become blurred, to get cloudy, to get muddy, to be bleared, to become tear-choked

Common

1. う-verb (む), Intransitive verb

   1. 1.

      to be wet (with tears), to be moist

   2. 2.

      to get dim, to become blurred, to get cloudy, to get muddy, to be bleared

   3. 3.

      to become tear-choked

      of one's voice