Sentence:  He must be told on't, and he shall: the office / Becomes a woman best; I'll take't upon me: / If I prove <WSD>honey-mouth'd</WSD> let my tongue blister / And never to my red-look'd anger be / The trumpet any more. 
Meaning of the word marked with <WSD> tags:  ("in a negative sense") Indirect, delivering a message in a way that will make it seem more pleasant to the hearer(s); seductive, persuasive.