Big Huge Thesaurus

badmouth

verb

• malign
• traduce
• drag through the mud
• asperse
• besmirch
• calumniate
• defame
• denigrate
• slander
• smear
• smirch
• sully

sounds kind of like

• bath mat
• bedimmed
• bidentate
• bitumenoid
• bituminoid
• bottom out
• bottomed
• butt end
• buttoned
• buttonwood