tingboo

ting·boo /ting-boo/ noun
  1. A light signal, a gentle nudge.
  2. A sound that connects people, even at a distance.
  3. An echo of care, presence, and belonging.
  4. A small word with a big meaning: to stay close, even when apart.

Origin: blend of "ting" (a playful notification sound) + "boo" (an affectionate term for someone you care about).