Alexander Schmidt, Shakespeare Lexicon and Quotation Dictionary

Soothe, 1) to humour (properly to say Yes to what another says): “shrill-tongued tapsters answering every call, --ing the humour of fantastic wits,” Ven. 850. “is't good to s. him in these contraries? It is no shame: the fellow finds his vein and yielding to him humours well his frenzy,” Err. IV, 4, 82. “has your king married the Lady Grey? and now, to s. your forgery and his, sends me a paper to persuade me patience?” H6C III, 3, 175 (to enter into the humour of, to act in conformity with, your forgery).* “what doth she say, my Lord of Buckingham? Nothing that I respect, my gracious lord. What, dost thou scorn me for my gentle counsel, and s. the devil that I warn thee from?” R3 I, 3, 298. “I say again, in --ing them, we nourish 'gainst our senate the cockle of rebellion,” Cor. III, 1, 69. “good my Lord, s. him; let him take the fellow,” Lr. III, 4, 182.
2) to cajole, to flatter: “love's best habit is a --ing tongue,” Pilgr. 11. “thou art perjured too, and --st up greatness,” John III, 1, 121. “my tongue could never learn sweet --ing words,” R3 I, 2, 169 (Ff smoothing). “let courts and cities be made all of false-faced --ing,” Cor. I, 9, 44. “you --ed not, therefore hurt not,” II, 2, 77.