Akademik

two-faced
adjective
1. marked by deliberate deceptiveness especially by pretending one set of feelings and acting under the influence of another
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"she was a deceitful scheming little thing"- Israel Zangwill

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a double-dealing double agent

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"a double-faced infernal traitor and schemer"- W.M.Thackeray

Syn:
ambidextrous, ↑deceitful, ↑double-dealing, ↑duplicitous, ↑Janus-faced, ↑double-faced, ↑double-tongued
Similar to: ↑dishonest, ↑dishonorable
Derivationally related forms: ↑duplicity (for: ↑duplicitous), ↑double-dealing (for: ↑double-dealing), ↑deceitfulness (for: ↑deceitful)
2. having two faces—one looking to the future and one to the past
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Janus the two-faced god

Syn: ↑Janus-faced
Similar to: ↑faced

Useful english dictionary. 2012.