Gerund: the act or process of imitating.
imitatinggerundium / partizip präsens Used attributively or predicatively to describe something that copies another thing.
The artist created a painting with an imitating style.
Художник создал картину с подражающим стилем.
The imitating behavior of the child was amusing.
Имитирующее поведение ребенка было забавным.