Humanzee
Overview
The humanzee is a hypothetical chimpanzee
Chimpanzee
Chimpanzee, sometimes colloquially chimp, is the common name for the two extant species of ape in the genus Pan. The Congo River forms the boundary between the native habitat of the two species:...

/human
Human
Humans are the only living species in the Homo genus...

 hybrid. Chimpanzees and humans are closely related (95% of their DNA sequence
DNA sequence
The sequence or primary structure of a nucleic acid is the composition of atoms that make up the nucleic acid and the chemical bonds that bond those atoms. Because nucleic acids, such as DNA and RNA, are unbranched polymers, this specification is equivalent to specifying the sequence of...

, and 99% of coding DNA sequences are in common), leading to contested speculation that a hybrid is possible, though no specimen has ever been confirmed.
In spite of the usual convention of portmanteau words to describe hybrids, there is no consensus as to which word to use, though "chuman" or "humanzee" are used in popular speech.
 
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