slander, disparage, censure, criticize
謗 centers on harmful speech: slandering, disparaging, censuring, or criticizing someone in a way that damages their reputation.
謗 combines 言 (speech) with 旁, which likely contributes the sound and may suggest spreading or broad action, giving the idea of spreading harmful words.
Words (言) spread out beside (旁) someone, like gossip that damages their reputation. 謗 is slanderous speech.
For ボウ, imagine a bow (as in bow and arrow) of slanderous words being shot at someone: bow -> ボウ, and the words hit their target.
slander; abuse
to slander; to libel; to criticize; to criticise
an accomplished person does not find fault with others; it is petty to criticize; speak ill of no man
reviling; vilification; abusive language; lashing someone using abusive language; speaking abusively of someone
slander
slander; calumny; defamation; libel; abuse
censure; criticism; blame; disparagement; vilification
unable to escape criticism; worthy of censure
slandering Buddhism; denigrating the Dharma
libel; slander; defamation