1. This man was too injured to dissimulate well.
2. He dissimulated his intentions right up to the moment of the attack.
3. They were just dissimulating, pretending to be friendly.
4. They were decked out in tracksuits, seemingly to dissimulate their true function.
5. Goneril and Regan used fraud to gain power, and now that they have it, no longer need to dissimulate.