Bastard

Look it up at Wiktionary.

"Bastard" was an insult.

Gwen Cooper called Jack Harkness a bastard after he slipped retcon in her drink. (TV: Everything Changes)

Owen Harper once observed, "Bastard John's taken our SUV." (TV: Exit Wounds)

It was also used for individuals who were born out of wedlock. Ewan McCrimmon thought Jamie McCrimmon was a bastard because he didn't know who his father was. (PROSE: On a Pedestal)

Elizabeth I was declared a bastard at age two, as her mother Anne Boleyn had allegedly committed adultery. Under Queen Mary I's reign, married priests had their marriages made unlawful, meaning that their children would be regarded as bastards. (AUDIO: The Marian Conspiracy)