double-tongued

(verb) play fast notes on a wind instrument. Synonyms: double tongue, triple-tongue.

(adj) marked by deliberate deceptiveness especially by pretending one set of feelings and acting under the influence of another. Synonyms: ambidextrous, deceitful, double-dealing, duplicitous, Janus-faced, two-faced, double-faced. Examples: "She was a deceitful scheming little thing"- israel zangwill." "A double-dealing double agent." "A double-faced infernal traitor and schemer"- w.m.thackeray."