bowdlerize
Concise Oxford English Dictionary © 2008 Oxford University Press:
bowdlerize /ˈbaʊdlərʌɪz/ (or bowdlerise /ˈbaʊdlərʌɪz/)
▶verb remove from (a text) material regarded as improper or offensive.
– derivatives
bowdlerism noun,
bowdlerization noun.
bowdlerism noun,
bowdlerization noun.
– origin C19: from the name of Dr Thomas Bowdler, who published an expurgated edition of Shakespeare.
'bowdlerize' also found in these Oxford entries:

