Błędnie: Her husband, who was a well-known businessman, was found guilty of defraying a huge amount of money. Poprawnie: Her husband, who was a well-known businessman, was found guilty of defrauding a huge amount of money.
"Defraud" oznacza 'defraudować', 'okradać kogoś przez defraudację'; "defray" to 'pokrywać (koszty)'.