Senses
浃洽/ 浹洽 to spread everywhere
(literary) to spread through; to permeate; to extend everywhere
浃洽/ 浹洽 harmonious
to be in harmony; to have a friendly or close relationship; to get along well
浃洽/ 浹洽 to understand thoroughly
to reach a deep and thorough understanding of a subject by making connections; to be well-versed in