to intimidate
諕 centers on using words or presence to frighten or coerce someone: to intimidate.
諕 combines 言 (speech) with 虎 (tiger), suggesting intimidating through words like a tiger's roar. The exact historical development is uncertain.
Words 言 from a tiger 虎: imagine a tiger's growl that intimidates you into submission.
For コウ, picture a tiger's intimidating roar echoing through a canyon: the canyon's echo sounds like コウ, and the tiger's words intimidate all who hear.