At least, he began to understand his own substantial role in that plan.

He also played his first substantial role in movies with the independent film Frozen.

The department had no substantial role in the civil case.

No matter what happens, the Government is likely to continue to play a substantial role in the economy.

The song played a substantial role in the film's success as did other songs from the album.

"If you stand by and wait, it may be very difficult to play a substantial role."

Women thus assumed a substantial role within national economies during the war.

Green is the only male black character to be given a substantial role in any series produced by Anderson.

Does it now play any substantial role in ensuring international security and peace?

She also had a subtle but substantial role in the civil rights movement.