To dissemble fear by smiling.
An example of dissemble is a person who is pretending to be your friend but who really just wants an invitation to your beach house.
To dissemble innocence.
Origin of dissemble
- Middle English dissemblen from Old French dessembler to be different des- dis- sembler to appear, seem semblable
From American Heritage Dictionary of the English Language, 5th Edition
- From Latin dissimulare.