transgress

Concise Oxford English Dictionary © 2008 Oxford University Press:
transgress/tranzˈɡres/

▶verb

• 1 go beyond the limits set by (a moral principle, standard, law, etc.).

• 2 Geology (of the sea) spread over (an area of land).

– derivatives
transgression noun,
transgressive adjective,
transgressor noun.

– origin C15 (earlier (ME) as transgression): from OFr. transgresser or L. transgress-, transgredi ‘step across’.