dissembling dissembling /dɪˈsɛmblɪŋ/

noun

1. The act of deceiving  ( deceit , deception , dissembling , dissimulation )
   the act of deceiving
   
   
2. Pretending with intention to deceive  ( dissembling , feigning , pretence [Canadian, British] , pretense [ N. American] )
   pretending with intention to deceive