double-faced

double-faced (not comparable)

1. Having two functional faces.

   a double-faced hammer

2. deceitful; hypocritical; treacherous

   Synonym: two-faced

   • 1671, John Milton, “Samson Agonistes, […]”, in Paradise Regain’d. A Poem. In IV Books. To which is Added, Samson Agonistes, London: […] J[ohn] M[acock] for John Starkey […], →OCLC:

     Fame , if not double-faced , is double-mouthed ,
     And with contrary blast proclaims most deed

• two-faced
• Janus-faced

• speak with a forked tongue

• “double-faced”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.