Quote Originally Posted by Dan Kilbank
dis·in·gen·u·ous [ dìssin jénnyoo ss ]adjective

1. withholding information: withholding or not taking account of known information

2. not genuinely sincere: giving a false impression of sincerity or simplicity
sar·casm (särkzm)
n.
  1. A cutting, often ironic remark intended to wound.
  2. A form of wit that is marked by the use of sarcastic language and is intended to make its victim the butt of contempt or ridicule.
  3. The use of sarcasm.