1) His unoriginal ideas did not impress the committee.

2) The movie was criticized for its unoriginal plot and lack of originality.

3) The artist's work was deemed unoriginal as it closely resembled another famous painter's style.

4) I was disappointed by the unoriginal content of the book—it felt like I had read the same story before.

5) The professor accused the student of submitting an unoriginal paper that lacked any new insights.

6) The design of the phone was unoriginal, resembling many other models on the market.

7) The singer received backlash for releasing an unoriginal cover of a popular song.

8) The jokes in the comedy show were unoriginal and fell flat with the audience.

9) The fashion industry is saturated with unoriginal designs that lack creativity.

10) The marketing campaign was criticized for its unoriginal slogans and lack of innovation.

11) Here is an example sentence using the word 'unoriginal':

12) - The movie received criticism for having an unoriginal plot that closely resembled other popular films.