She pulled away from the window lest anyone see them.
Collocations
COLLOCATIONS FROM THE ENTRY►worried/concerned/anxious etc lest ...
He paused, afraid lest he say too much. She worried lest he should tell someone what had happened.
1in order to make sure that something will not happen: She turned away from the window lest anyone see them.2used to show that someone is afraid or worried that a particular thing might happenworried/concerned/anxious etc lest ... He paused, afraid lest he say too much. She worried lest he should tell someone what had happened.