She is shyer than her sister.

The shyer bolted when it saw a snake.

She smiled shyly at the crowd.

He shylocked his friend by demanding an exorbitant interest rate.

He is shylocking his friends for money.

The shylocks demanded their pound of flesh.

Shylocks often take advantage of vulnerable people.

The courtroom was filled with shysters trying to manipulate the jury.

Beware of shysters trying to scam you.

She is the shyest person I know.