e·quiv·o·cate 
(ĭ-kwĭvə-kāt′)
(ĭ-kwĭvə-kāt′)intr.v. e·quiv·o·cat·ed, e·quiv·o·cat·ing, e·quiv·o·cates
1. To use equivocal language in an attempt to mislead. See Synonyms at lie2.
2. To speak or write in an indecisive or noncommittal manner.
[Middle English equivocaten, from Medieval Latin aequivocāre, aequivocāt-, from Late Latin aequivocus, equivocal; see EQUIVOCAL.]
e·quivo·ca′tor n.