januskop
Januskop is a term used in Dutch- and Germanic-language contexts to denote a two-faced head, either in literal sculpture or mask form, or as a metaphor for dual presentation. The word combines Janus, the Roman god of beginnings who is traditionally depicted with two faces, with kop, the Dutch word for head.
In art and folklore, a januskop may refer to a mask or sculptural head with two faces,
Usage is most common in Dutch-language sources and is relatively rare in English. As a specialized term,