Duplication
Part of speech: noun
Definition: The act of duplicating, or the state of being duplicated; a doubling; a folding over; a fold. The act or process of dividing by natural growth or spontaneous action; as, the duplication of cartilage cells.
Example sentence: Hip-hop in Africa has been very often a duplication of an American experience, but in a context that's totally alien to it.
Gemination
Part of speech: noun
Definition: A phenomenon when a consonant is pronounced for an audibly longer period of time than is done normally.