The act of making a fake presented as genuine; forgery or counterfeiting (e.g., of paintings, currency, documents).
彼は有名画家の作品を贋造して逮捕された。
He was arrested for forging works by a famous painter.
博物館では贋造品と本物を見分けるための検査を行っている。
The museum conducts tests to distinguish forgeries from originals.
贋造は重大な犯罪で、重い刑罰が科されることが多い。
Counterfeiting is a serious crime and is often punished severely.
その証書が贋造の疑いがあるので、専門家に鑑定してもらおう。
That certificate may be forged, so let's have an expert examine it.